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PG32UCDM problems dp 1.4 240hz

RaMsiTo
Level 8

Good afternoon, I have had the monitor for 15 days and I have seen that several people report the same error on Reddit that I am suffering from.

When the monitor is connected through dp 1.4, it always starts windows at 120hz and 240hz is not available, but if you deactivate vrr and activate it again, 240hz appears again.

With HDMI 2.1 this does not happen.

I hope Asus takes note and releases a new firmware, because I have 30 days to return the monitor.

The display widget center app does not recognize the monitor through HDMI, only through DP.

Apex encore z790 ,14900ks,gskill 8400 ,rtx 4090
Pg32ucdm,Pg27aqdm,Xg279q
2,774 Views
29 REPLIES 29

LinkinFF9
Level 8

I have the same problem, the only way for the moment is off/on VRR in the OSD after Windows  startup 😞

But i have another trooble ! The monitor goes from 240hz to 120hz for no particular reason at times...

Please, update this great monitor Asus 🙂

MrEWhite
Level 10

I know this isn't the most helpful response, but I'm not having this issue on my RTX 4090. What GPUs do you guys have?

4090 msi suprim x

Apex encore z790 ,14900ks,gskill 8400 ,rtx 4090
Pg32ucdm,Pg27aqdm,Xg279q

Aureliannn_ROG
Customer Service Agent

Hi @RaMsiTo @LinkinFF9 @MrEWhite ,

in order to further assist the backend team in confirming and analyzing your issue, please provide the following information:

1. Monitor serial number (please provide via private message)
2. Model of the host device
3. Processor model
4. Graphics card model
5. Power supply model
Additionally, please confirm the following:

a. Have you ensured that the graphics card drivers and monitor firmware are up to date?
b. Please provide a video demonstrating the issue. (If the 240Hz option is unavailable, try disabling and re-enabling VRR to see if it reappears.) 

Please provide the original mp4 file for the video.
c. Did the issue occur immediately after purchasing the monitor, or did it appear after a specific update?

Kindly assist in confirming the above questions for backend analysis. 

Thank you.

Providing detailed device specifications (MB/CPU/GPU/PSU, etc.) and the respective driver versions, OS version, and BIOS version will help us analyze the issue more effectively.

LinkinFF9
Level 8

MSI RTX 4080 Suprim X

Thx Aureliann_ROG, I replied to you by private message 

creamweasel
Level 7

Same for me. At some point (exact cause undetermined so I don't know if it's random at this time) the monitor will switch to 120Hz and the 240Hz option disappears. As the OP says, the only way I have found to force the 240Hz option to reappear is to switch off VRR and then re-enable it.

Hi @creamweasel ,

to further investigate your issue, please provide the following information:

1. Monitor serial number (please send via private message)
2. Model of the host device
3. CPU model
4. Graphics card model
5. Power supply model
Additionally, could you confirm the following:

a. Have you ensured that the graphics card drivers and monitor firmware are up to date?
b. Please provide a video demonstrating the issue. (If the 240Hz option is unavailable, try disabling and re-enabling VRR to see if it reappears.) Please provide the original mp4 file for the video.
c. Did the issue occur immediately after purchasing the monitor, or did it appear after a specific update?

Your assistance in providing this information will help us analyze the issue. 

Thank you.

Providing detailed device specifications (MB/CPU/GPU/PSU, etc.) and the respective driver versions, OS version, and BIOS version will help us analyze the issue more effectively.

LinkinFF9
Level 8

Hi guys, I'm talking to Asus after-sales service at the moment and we might have a lead.

This remains to be confirmed but it could be a conflict with another screen (dual monitor), for example mine is an Asus PG278QR at 165hz with the native Gync, and when this is turned off when Windows starts the PG32UCDM goes well at 240hz.

Well, it could be because my configuration is 3 monitors. xg279q pg27aqdm pg32ucdm but through HDMI this error does not occur.

Apex encore z790 ,14900ks,gskill 8400 ,rtx 4090
Pg32ucdm,Pg27aqdm,Xg279q