Update: It didn't fix it.
I just installed it and tried to use the pen right afterwards, but dwm.exe crashed.
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Is anyone also having problems? I am all updated to 2009, all drivers updated. SFC reports no issues. Occasionally, when there's a crash my screen goes black for a few seconds.
Source
Desktop Window Manager
Summary
Stopped working
Date
11/12/2020 1:07 PM
Status
Report sent
Description
Faulting Application Path: C:\Windows\System32\dwm.exe
Problem signature
Problem Event Name: BEX64
Application Name: dwm.exe
Application Version: 10.0.19041.508
Application Timestamp: cd97c98b
Fault Module Name: HeatCore.dll
Fault Module Version: 0.0.0.0
Fault Module Timestamp: c6130bfa
Exception Offset: 0000000000035afd
Exception Code: c0000409
Exception Data: 0000000000000002
OS Version: 10.0.19042.2.0.0.768.101
Locale ID: 1033
Additional Information 1: b111
Additional Information 2: b111fda7573a1e10441015376b653053
Additional Information 3: 02f1
Additional Information 4: 02f1489b0e3ef25dd4a9c89674c90c7c
Extra information about the problem
Bucket ID: 0329fc9be08ddbf2c3f9318478ced3bf (1439236000953848767)
Locked Question. This question was migrated from the Microsoft Support Community. You can vote on whether it's helpful, but you can't add comments or replies or follow the question.
Update: It didn't fix it.
I just installed it and tried to use the pen right afterwards, but dwm.exe crashed.
Same here, although after it insta-crashed when I started using the pen I continued using it for a really long time and it didn't crash again. I feel like it's possible the situation is improved. More testing needed.
Unfortunately black screens are still there even after update 21H1.
positive point is that they have become less frequent for me. I think keeping the device cool
prevents some of these crashes.
UPDATE: I did a session today over zoom using OBS and it crashed repeatedly (6 times in 15 minutes) while using the pen with MS Whiteboard. It's barely usable in this state. This is on a brand new Surface with fully updated Windows. So no, this has not been fixed. I'm monitoring the temp and it gets hot but not super hot. About 61C.
UPDATE: I did a session today over zoom using OBS and it crashed repeatedly (6 times in 15 minutes) while using the pen with MS Whiteboard. It's barely usable in this state. This is on a brand new Surface with fully updated Windows. So no, this has not been fixed. I'm monitoring the temp and it gets hot but not super hot. About 61C.
Thank you all for reporting this issue so detailled. I´m from germany and I am in contact here with the Support. I found out, what makes the screen blink and so told the support. In first step the HeatCore.dll in dwm.exe crashes, which then makes the "dwinit" (desktop window manager) of Iris Plus crash. HeatCore happens something to be, which makes the Pen commuincate to the Surface. Also there is a crash of the TconDriver, which is even a part of that Surface to Pen communication. We will see, if my reports will be taken serious or they are ignored. But very great, that you all shared this information over time.
After updates, even 21H1 it continues to have the issue, so I can also agree on that point. Furthermore yesterday evening my pen also had like 6-10 times the black screen in 15 minutes, so it was very heavy.
As you said, in this condition the Surface is barely usable...and not worth 1000€. Having that high price in mind, its a shame.
Hopefully MS will wake up and do soemthing, but momently they are riding the hype wave with Sun Valley update, so lets see how long it will take. Please do continue wrinting about the problem, that makes MS see, that its still a thing and needs to be solved.