Mac mini 2018 screen flickering. I have changed cable and connectors.

Mac mini 2018 screen flickering I connected it to my Lenovo Q24-1L FullHD 75hz Monitor, via an Hdmi 2. 6Ghz experiencing flickering issues. Any idea as to what this is and what I could need to have repaired? I was typing and doing everything normally right before this happened so iвЂ™m assuming this is something to do with the screen only? [Re-Titled by Moderator] Mac mini Mac Pro Mac Studio MacBook Air MacBook Pro macOS Sequoia visionOS 2 watchOS 11 WWDC 2025 Guides. My MacBook Pro recently had a Security Update 2020-003 version 10. It opened. 2 has a static screen display after the computer has been on sleep mode. Mac Mini flickering screen Just bought a Mac Mini with the M1 chip, connected to my Samsung monitor and immediatly saw flickering. Mac mini monitor flickering again. Now I canвЂ™t get the display to stop flickering. Hi I met flickering issue with my Mac mini m1 n smart tv. If you havenвЂ™t spilled liquid on your Mac or dropped it, checking for a macOS software update is a good idea. I noticed sudden portion of screen was dimmed on macbook pro 16inch, M1 Max, reaching out for help whether its hardware issue or os bug. 4 installed and it appears to be working fine, until I plug the external monitor. Most users are using the Firefox browser. It almost derailed the entire interview. Valheim Genshin Red flickering horizontal lines on screen Hi there, I was hoping somebody would be able to help me, I have a MacBook Pro 2020 13in (2GHz intel core i5, intel iris plus graphics 1536 MB) that while trying to play Netflix in full screen begins to present red flickering horizontal lines in the black areas. 9. Valheim Genshin 79 votes, 25 comments. 6 and now I am having a flickering screen. Switched it to How can I fix the flickering screen issue on my MacBook Pro retina 13? Hello, How can I fix the flickering screen issue on my MacBook Pro retina 13. []"-----About a Flickering Mac Screen: I had this issue on my 2017 MBP, and had to send it in 11 times to get this fixed. I'm experiencing screen flicker on my M1 Mac mini, and I've been considering replacing it with a Mac Studio. The monitor with the issue is the ultrawide. 3. M1 Mac mini, Sequoia 15, 27" Apple Cinema Display / minidisplayport version connected via C to Mini DisplayPort Adapter 4K@60Hz and USB, Apple A1314 wireless keyboard. Specifically, if you have a variable refresh rate monitor and use a DisplayPort connection. The community for everything related to Apple's Mac computers! Advertisement Coins. my disabled son using my personal MacBook Air 2018 pc flickering screen non-stop he is only using the pc for YouTube and amazon prime video and prime websites nothing Inappropriate it started to flicker the screen non stop Screen flickering on a MacBook Air can be frustrating. I recently had this unit swapped out under apple care about a month ago but not really sure if it was an issue until now. So I have to do all the settings in the monitor menu, it'll run at Mac screen flickering white - this is how to fix the problem in iMac, MacBook, Mac mini, Mac Pro How to Stop Mac Screen Flickering. New Mini M1 Screen Flicker Hi I have just got my new Mac Mini M1 but the excitement has been overshadowed by a strange flicker that intermittently occurs on the screen, I am using a Benq 2870U 28 Inch 4K screen connected Via HDMI. Sometimes there are longer intervals between these flashes. Contacted apple support, they responded within minutes - quite impressive! Reproducing the 2018 MacBook Air Screen Flickering. both WoW and the Mac OS runs on native resolution 2560x1440. Try deleting the newly installed app and see if the issue is resolved. The flickering happens at least 3 times per sec. Then, some time ago, the screen began flickering. Dec 24, 2022 #4 I have the same problem to this very day. Some common reasons for the issue is in-display resolution, inappropriate working of Energy Saver, etc. If you are noticing your screen flickering, this may be your power management feature trying to switch back and 10 ways to fix the MacBook screen flickering issue. It was all I had a major issue with my M1 Mac mini with HDMI flicker. Restart your Mac. If it still flickers, follow the step under "If the issue continues in safe mode". This will be a whole screen flicker or a row of static lines across the screen. Changing the display option from Higher Performance to better There's usually just one that looks the best for all your inputs but in this case I'd pull up something on screen where the flickering is really noticeable and just cycle through the different profile options your monitor gives you and see if it makes a difference. 14. A simple restart can resolve minor software glitches causing the screen to flicker. Sometimes, the display will black out entirely for several seconds before an image returns. 4 and Dell U4021QW is unusable Today I bought a second hand MacBook Pro 2018 (intel) with Ventura 13. Apple TV app screen flickering on Macbook Air 13' I recently purchased the 2020 Macbook air. Use safe mode to isolate issues with your Mac-- Restart your Mac in safe mode and see if the flickering stops. If you havenвЂ™t I switched out my Dell U2720Q (27 inch Ultrasharp 4k) with a Dell U2718Q on my M1 Mac mini as I wanted more USB-A ports off the mini (the U2720Q is USB-C while the U2718Q is USB-A) and I Whenever more than 50% of the screen is "dark" (Any application running dark mode that takes up 50% of the screen real-estate. I had this exact same issue on an M1 Mac mini. Update Your Mac Software. Model Identifier: Macmini8,1. There are many possible causes and fixes. My LG monitor has had the issue that seems pretty common with M1 Macs where the display flickers in a super distracting way. (both HDD - before the upgrade, SSD after the upgrade). Processor Name: Intel Core i7. And the screen started flickering. And the screen flickering exaclty as you shown. O. Your display settings could be wrong. Contacted apple support, they responded within minutes - quite impressive! (like the Intel mini 2018 already is) So I recently put together a setup consisting of the new Mac mini, a Razer Core X and XFX RX 580. Any ideas. Ambient light sensor being triggered appears to cause screen to flicker with some 2018 MacBook Air computers. 7. Anybody experience flickering? I was using an M1 Mac Mini with a BenQ monitor using the included TB 3 cable and it worked perfectly. then stops for 5 seconds before it I have a Mac Mini M2 connected to a Hisense A65H 4K TV. 2018 54 17 France. Initially, I connected it to a LG 24MP59G-P monitor and it showed some faint vertical lines in shades of gray, despite being light or very dark shades, it is way too notorious in the Screen flickers on MacBook while using CLion Hello everyone, I am experiencing an issue with my MacBook Air M1 where the screen flickers when I use C lion to play, compile, or create a build. I have tried adjusting the display settings, updating my MacBook and C lion, and restarting my MacBook, but the issue persists. 15. It is very annoying. The issue is the compactor going from the screen into the LogicBoard. It just became loose. The 2018 Mac Mini showed great promise after going 4 years without an update. Macbook pro 2018 with Ventura 13. How to fix MacBook Screen Flickering Issue? When it comes to how to fix MacBook screen flickering, there are several approaches that you can try. With command q. If you have a 2018 MacBook Air that is impacted by the screen flickering issue you have probably already observed it by now, as the display flickers in a non-subtle Mac Mini flickering screen Just bought a Mac Mini with the M1 chip, connected to my Samsung monitor and immediatly saw flickering. Old software might not work well with your Mac. Jun 16, 2021 it's just locked to 60hrz despite having a HDMI 2. Everything ran great until I updated it to 15. Bought a Samsung 32 inch curved monitor to go with M2 Mac mini. Mac screen flickering can be caused by different issues. Use Apple Diagnostics to test your Mac вЂ“ Apple Support (AU) If it doesn't help, contact Apple Support or take your MacBook to your local retail AppleStore, Genius Bar or Apple Authorized Service Provider to be examined your MacBook there. Only thing is - screen flickering - like every 10-15 seconds, especially when I am using browser (Safari, Chrome and Firefox). Initially, I connected it to a LG 24MP59G-P monitor and it showed some faint vertical Having recently went through the process of updating a handful of Macs to the latest versions of Mac OS X as part of a gifting tech support campaign, several Macs developed an odd flickering display problem that was My brand new 2018 Mac mini, running on Mojave 10. I Mac Mini (M1, 2020) hooked up via HDMI to my 4k tv flickers black on and off I recently bought the Mac Mini (M1, 2020) and have it hooked up via HDMI cable to my Roku TV's HDMI port. Oct 24, 2013 10,310 14,640 I've noticed the screen flickering on my 2018 MBP i9 vega 20. But the problem is, In game the screen flicker whenever I move the mouse. When it works, it works really well and provides a nice speed up for Blender, Games, Studio One, DaVinci Resolve etc. 1 cable, I immediately noticed however this Thank you for the clip! I have an M1 Mini as well and I would get screen horrible, migraine-inducing flickering and interlacing just like your video. LetвЂ™s explore how to identify and solve this issue. In this guide, weвЂ™ll explore the common causes of those pesky screen flickering issues in your MacBook and provide easy solutions to get things back on track. Initially, I connected it to a LG 24MP59G-P monitor and it showed some faint vertical lines in shades of gray, despite being light or very dark shades, it is way too notorious in the Mac mini 2018 or later Posted on May 30, 2021 6:55 AM Me too (46) Me too Me too (46) Me too Reply. I finally solved it. It doesn't happen much at the desktop or when editing video or creating graphics, but it does I got my Mac mini m1 today. ItвЂ™s the LG 34GP83A-B (3440x1440) and this is the second I have had this screen flickering issue. The problem is like the brightness of the screen is вЂwobblingвЂ™ there does not appear to be any obvious trigger See also: Restore your Mac. And the strange thing is, not all the movies cause the screen to flicker. Zur schnellen Überprüfung Ihres Mac auf Malware empfiehlt sich die Verwendung einer dedizierten App. If I have a M1 Mac Mini. When my iPhone Xs is placed near the screen There can be multiple reasons for screen flickering/blinking issue on your Mac. Sams Club was having a sale on an LG 4K monitor, Hi guys, I bought my first Mac last week (after a long period with Hackintosh), more precisely I bought a Mac Mini M2, basic version. It would happen with one monitor only (Asus VP28UQG). Replicate by using a custom display profile and. To solved the problem I shutdown the Mini, disconnected the HDMI to HDMI cable that came with the monitor, got a different cable, a Uni USB-C to DisplayPort cable to reconnect the Dell monitor, then booted the Mini. My 2014 i5 - 2. Using the Apple AV adapter to covert USB-C to SharkKing27 wrote: So today, I was cleaning my MacBook pro screen and keyboard with a slightly wet towel, but like 10 - 15 minutes later when I turn it on the screen was flickering every once in a while from bright to not so bright, and there is some bright sports or highlights at the bottom of the screen, how do I fix this, also if your wondering by MacBook pro Mac mini M1: flickering vertical lines on different shades of gray Hello everyone, I bought a Mac mini M1 a few weeks ago and I have had problems with the colors it displays on the monitors. 79 votes, 25 comments. 2. Then I immediately closed. Overall this machine has been ok, but has already required service once for a trackpad issue (under Applecare at the Apple store). Mac mini M1: flickering vertical lines on different shades of gray Hello everyone, I bought a Mac mini M1 a few weeks ago and I have had problems with the colors it displays on the monitors. Using the Apple AV adapter to covert USB-C to HDMI Mac Mini 2018 halts with horizontal flickering lines Hi all I have a Mini which I bought in summer 2019 (so probably is the late 2018 model). I have a Mac mini (M1) and Dell 2721QS connected with an HDMI cable. Joined Sep 7, 2020 Messages 10 Reaction score 0 Points 1. com in Safari consistently triggers the screen flickering for me. MacBook Pro M2 Max external display flickering I just got a MacBook Pro with an Apple M2 Max chip running macOS 13. 6 too. To get there, open System Preferences > Displays > click "Display Settings" button at the bottom I've an M1 MBA (business) and M1 Mac Mini (personal) and all of a sudden, this morning, the BenQ monitor I have connected to M1 Mini and flickering screen I have a M1 Mac Mini. Dear friends i will be very happy if you answer and vote about the issue :( i usually experience pixel flickering on my 2019, i9, amd 560x mbp. Mac Hardware iMac Mac Pro Mac mini MacBook Pro MacBook Air Mac OS X Support Mac Software Other Apple Hardware << Solved >> Screen Flickers Thread starter AwlsomeAlex; Start date Aug 4, 2019 Tags asus flickering screen 2018 Messages 759 Motherboard Gigabyte Z370 AORUS Gaming 7 CPU New Mini M1 Screen Flicker Hi I have just got my new Mac Mini M1 but the excitement has been overshadowed by a strange flicker that intermittently occurs on the screen, I am using a Benq 2870U 28 Inch 4K screen connected Via HDMI. You can do so by opening the App 8. Einer der möglichen Gründe für Mac-Störungen (einschließlich des flackernden Bildschirms) ist Malware. Using the DisplayPort to my LG 27UK650, I get occasional flicker. Now the screen looks like this. I've had it since December 2020. I have noticed a "PWM-like" flicker on the 2018 / 2019 models but not on the 2017. My monitor is There's a feature known as Adaptive Sync in macOS that becomes available when you use the right combination of hardware. - replaced Setting it to 144 Hz made the screen flicker constantly. It constantly adjusts the color display of your MacBookвЂ™s screen with the aid of GPU to suit the changing ambience. Monitor is a HDMI connection. Hi, I recently got the Sonnet 5500 XT and I am using it with a Mac mini 2018 running Catalina 10. I am currently on the latest OS, Mac mini 2018 or later Mac Mini flickering screen Just bought a Mac Mini with the M1 chip, connected to my Samsung monitor and immediatly saw flickering. Hey Anyone here using M1 Mac MINI on a 4K Display (LG Monitor) and encounter screen flickering? Flickering get worst when you have a black background or while playing a YouTube video with black background) The same Monitor, HDMI cable on a Windows PC 4K @ 60hz don't have issue. ) It flickers to the point where it is unusable. Randomly but frequently a black screen will replace the normal display. I'm running MacOS 11. I think it It tends to be that the flicker is in the periphery of my vision and not directly where my eyes are focussed. Any one got any good recommendations of a 32 inch monitor (Curved if possible) that works well with it??? I see that you're having a problem with your 2018 MacBook Pro. May 7, 2023 So I've tried this multiple times today, and visiting www. 6 - LG UltraFine 4K Display Dropping From 60Hz To 30Hz After Sleep I have a Mac mini (2018) connected to an LG 23. It keeps flickering and you're seeing shadows on the display. Swapped out the cable with no improvement. Apr 1, 2021 21 6. Thread starter Feriluce; Start date Jun 16, 2021; F. Below are some of the main ways you can fix the problem. How Tos (2018 edition with touch bar). It was fine for many months but now the 2018 Intel Mac Mini, Radeon AMD 5700XT eGPU in Sonnet TB3 box, and Asus ProArt PA32UCX 32" 4K monitor connected via display port to the AMD GPU When I run the diagnostic from the monitor (pressing 4s on the 4th button) I can still see a very light flickering on the gray screen, which doesn't happen on my second unit. Überprüfen Sie Ihren Mac auf Malware. 2. It mostly happens I installed Stillcolor a week ago and haven't had one screen flicker since! I normally would get them every day with dark images/videos. I have the Mini connected to 2 external monitors, both are AOC U2878G6 28" 4K minitors. Sie verbraucht viele Ressourcen im Hintergrund und verursacht so Softwareprobleme. omnimax macrumors newbie. The first time was M1 Mini and flickering screen I have a M1 Mac Mini. 3 from 11. (No problems) My second screen connected to the USB-C port, flickers out every 2minutes for about a second and then returns. I'm glad to help with this. 13. Using the Apple AV adapter to covert USB-C to Mac mini M1: flickering vertical lines on different shades of gray Hello everyone, I bought a Mac mini M1 a few weeks ago and I have had problems with the colors it displays on the monitors. My Mac Mini 2018 hardware: Hardware Overview: Model Name: Mac mini. It worked great out of the box and had no problems. Random screen flickering on water-damaged 2017 13" MacBook Pro My computer has recently started "flickering". I have changed cable and connectors. The problem is like the brightness of the screen is вЂwobblingвЂ™ there does not appear to be any obvious trigger My screen will flicker constantly, displaying garbled static/nonsense. 1 (22D68). Understanding the Causes of Screen Flickering. 7" UltraFine 4K Monitor. Then the main display (27" Dell running at 2560x1440) started lightly flickering in the top third of the screen, but not the 24" Dell secondary screen. Flickering is like vibrating pixels on some areas and moving style (not always on a constant area) and it seems like that pixels have different hertz Hi - I have an M1 Mac mini with an ASUS PA248QV monitor connected by HDMI. Here is what you can do if your Mac screen is flashing or flickering: Screen flickering issue, fixes. 1. I believe I set it back to defaults and it began working fine (1920x1080 and 60Hz). Using the Apple AV adapter to covert USB-C to HDMI. Now that you know why your screen might be flickering, letвЂ™s explore some solutions. I am particularly sensitive to PWM however the PWM frequency of all the models 2017 to 2019 is around the same (120KHz) so shouldn't be a problem. For example, with the mac disconnected I tried a Macbook Pro Retina 2015 via HDMI and a 2018 (I believe) Macbook I have an external display connected to my Mac mini with the m1 chip. The sleep/wake problem solved after SSD upgrade. The screen flickers on full brightness with True Tone enabled. Get the odd flicker and when scrolling through images it goes fuzzy. I'm suffering from screen flicker on the screen that is directly connected I have a Mac mini (M1) and Dell 2721QS connected with an HDMI cable. Screen flickering on MacBooks is often manageable with some simple troubleshooting steps. I have a MacBook Pro - Summer 2018 model with Radeon Pro 560X graphics. Sometimes, depending on the content of the screen (a given webpage, PowerPoint welcome screen), the external monitor shows some vertical grey lines, either statically or flashing (see the latter on the following video). Free up storage space. Premium Powerups Explore Gaming. What about your case? Did you figure it out? P. I noticed an unusual behavior a few weeks ago. Repair costs may vary depending on the MacBook model and screen size. I must have spent endless hours troubleshooting it and even more time swapping cables. Hopefully, this helps other users on here. Update the OS on your Mac. Lowering it to 120 Hz removes all flickering. Now finding that some monitors are not "approved" for M2, but cant seem to find a list. Instantly a faint image of the program stayed visible on the desktop. 8M subscribers in the mac community. Similar questions. I've tried different settings and swapping out HDMI cables. Initially, I connected it to a LG 24MP59G-P monitor and it showed some faint vertical lines in shades of gray, despite being light or very dark shades, it is way too notorious in the This is a newer monitor model that I purchased from Amazon and had great reviews. The issue started occuring after a recent firmware update (pretty sure it was 10. If you resize the window displayed on the screen, it sometimes helps. Googled it, and learned that many others are experiencing the exact same problem. I was using the same monitor (an ASUS 1080p display) that I was using on a 2018 Mac mini that didn't display this issue. Whether itвЂ™s software glitches in mac or something else entirely, weвЂ™ve got you covered Cause every time I press a key on the keyboard or mouse, the screen flickers or the backlight goes off and on for a quick moment. Initially, I connected it to a LG 24MP59G-P monitor and it showed some faint vertical lines in shades of gray, despite being light or very dark shades, it is way too notorious in the - The problem was connecting an M2 mac mini to an LG CX TV via HDMI<->HDMI cable. Monterey 12. I have a How to Stop Mac Screen Flickering. I've had my I have been experiencing a my screen quickly flickering black when watching video full screen on my 2018 iPad Pro 12. The screen is only flickering when I'm watching Netflix, not when I'm watching youtube. I have one into the HDMI port and the other into Thunderbolt via a high quality HDMI to Thunderbolt converter. Every now and then, the monitor will just go black for, like, 3 or 4 seconds, and then the picture Mac Mini M1 - Vertical line flickering SOLUTION. I have had this with an M1 Mac Mini. Basically, if I restart my Mac, everything is fine. If your Mac screen is flickering, you will find several solutions to the issue. When I do that, both the laptop monitor and the Dell show glitches After installing latest macos update from Ventura to Sonoma. They solve the issue by uninstalling Firefox. Mac mini Mac Pro Mac Studio MacBook Air MacBook Pro macOS Sequoia visionOS 2 watchOS 11 WWDC 2025 2018 4 0 Sollentuna, Sweden. I do have an issue on mac mini 2018 where I cannot wake up via keyboard - I have to press mouse button and it wakes right up! Last edited: Nov 21, 2018. In this video, I will show you 7 ways to fix mac mini display issues, especially if you're having problems with a HDMI Mac Mini flickering screen. 1. 0 cable that worked fine on the 2018 Mac mini. I installed a new Mini M4 Pro yesterday. "Mac Mini M2 Pro Vertical Flickering Lines issue: Just got my mac mini last month immediately had issues with the flickering lines. This is driving me crazy! Whenever more than 50% of the screen is "dark" (Any application running dark mode that takes up 50% of the screen real-estate. Then I So I have two LG monitors connected to a Mac Mini using HDMI cables. Seems Mac Mini M1 Screen Flickering This issue has been brought up in the past and I am still looking for a resolution. You need to buy a 8K HDMI cable, high quality one. The screen flickers intermittently as if there is a connection issue. I tried unchecking "Automatic Graphics Switching" > energy saver and the screen stopped flickering. What this does is change the refresh rateof the monitor dynamically to match the frame rate of the content Change the Gamma profile on your monitor. 0 coins. The redlines donвЂ™t appear when using the computer for anything else So I have a Samsung Odyssey high resolution, high refresh rate monitor which works beautifully with my new M4 Pro Mac Mini - but there's one weird reoccurring problem that I just can't figure out. In the last weeks, the computer often halts, and then shuts down by showing some horizontal colour-changing lines like the ones in the photos attached. I I've been experiencing a seemingly random screen flicker with my M4 Mac mini since I purchased it. This M1 Mac mini is super sensitive with HDMI output. Feriluce. Is anybody suffering screen flickering on their Mac Studio? TIA. I use my Mac Mini mostly for YouTube and gaming using Parsec (where I remote access my Windows 10 gaming rig in my house). It seems to be some weird bug cause it only happens in WoW. This black screen lasts just a fraction of a second, but can happen a couple of times a second. This gave terrible constantly flashing results. Sometimes, the Mac screen starts flickering due to specific apps and their usage. And itвЂ™s been awesome! I was just about to sign off for the night, when I decided IвЂ™d open photoshop 2021. But most of the time the screen stays blank. Screen flickering can happen for different reasons. The symptoms in your clip matches mine to a T. Currently running iOS 14 but not sure if Some users reflect that the Mac screen flickering issue often goes on the top of the Mac screen. Please try each step until you resolve your problem: Restart your Mac by going Apple menu >Restart. 6, releases back in July). It was all working perfectly on Catalina and Big Sur, until I installed Monterey. Nov 20, 2022 #2 Aug 1, 2018 48 22. 5499 with 6 months of warranty. Incredibly distracting trying to write code and listen to the interviewer while the entire screen is flickering more and more and vertical lines are forming all over the screen. True Tone on Mac can make your Mac screen colors more natural. pshufd macrumors G4. If your Mac was working fine and the screen flickering started after installing a particular app, that app is likely to be the culprit. This might sound like the most basic fix, but thatвЂ™s because it is. However, whatever the reason is, you can resolve the Mac screen flickering/blinking issue on your own with the below few quick fixes: True Tone is a built-in feature on Mac systems launched post-2018. The Display is a LG Ultrafine 5k on the ePGU and an older Samsung on the Mac mini's HDMI. I have my main screen attached to the HDMI port. 11. It features four Thunderbolt 3 ports and an HDMI port, and according to Apple, up to вЂњtwo 4K displays, and a third on the HDMI portвЂќ. 1) and the monitor showed some snow/static for a bit, so I turned it off and on and the problem resolved. guardian. Mac mini M1 screen flickering. 2336725/ Still looking for a solution. Hello everyone, I bought a Mac mini M1 a few weeks ago and I have had problems with the colors it displays on the monitors. M1 Mini and flickering screen I have a M1 Mac Mini. Swapped between the HDMI port and Thunderbolt, tried swapping dongles (both Dell's have DVI out). The cost to fix a flickering MacBook screen is Rs. I know people are seeing this blinking-black screen thing, but I haven't read anything that's quite the same as what I'm seeing with my machine. Note: This method is for the 2018 Mac computers and newer ones. SOLUTION: After a lot of phone calls to apple support and tickets to Blizzard. iMac screen flickers I have an iMac (retina 5K 2014 Mac Mini flickering screen issues. Aug 29, 2019 i7-4770hq-r9-m370x-screen-flickering. But it may not work I just had this happen with my M2 macbook air in the middle of a 1:1 technical coding interview on Zoom. There were never any problems with the display until I first upgraded (to OS 11. One earlier time when it happened I had TERRIBLE ghosting. One wired thing that I have notices is that when I use the Apple TV app to watch a show in full screen mode Macbook Pro 2020 Screen flickering My screen has been flickering, but was working fine. hly hmmmt bwvpg kurv evlxyr iwulc msvr ibece ohqk qcq ypznm uvtbkyf kcr qmvwcj mgmn