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Participant
June 23, 2025

First alt + LeftClick , RightClick , MiddleClick too laggy

  • June 23, 2025
  • 2 replies
  • 340 views

※ Sorry if there are any parts that are not correct as I am using a translation tool.

I am always lagging when I rotate or move by entering alt + LeftClick , RightClick , MiddleClick keys in the latest SubstancePainter. I have been suffering from this problem for the past 6 months.I thought it might be a problem with my computer, but it is not.
Old PC i7-12700 rtx3070 mem64gb
New PC Core Ultra 7 265F rtx 5070 mem64gb
PC at work similar to the above specs and the same phenomenon is happening on all computers.

So I installed Substance Painter 2022 (8.3.1) which I bought on Steam and tested it, but there was no problem at all. (Attached video)
I also installed 8.3.1 with AdobeCreativeCloud and had no problem.

I do not know how to solve this problem. What should I do ...

Translated with DeepL.com (free version)

    2 replies

    Participant
    July 2, 2026

    I’ve been having the same issue as well in 11.1. Unfortunately we had upgraded on our project before noticing how bad the lag was so we’re stuck in 11.1. 

    Has there been any progress on this?? Just tested 12+ and it’s still there. Times like this I wish Painter files were backwards compatible.

    Participant
    November 18, 2025

    I was having the same issue but I downgraded to 11.0.0 and I think it's not lagging anymore.

    I'm using Windows 11 Pro 24H2.

     

    I did the following:

    It was lagging when I not only just hold down the Alt key but also if I spam Alt key, it just freezes until it catches up the input.

    -> I changed my shortcut to Shift+Middle Mouse just like Blender and it was working fine. It seems only Alt key making it lag

     

    I was using 11.0.3 (latest version) -> downgraded to 11.0.2 (issue persisted) -> 11.0.1 (same) -> 11.0.0 (it's not lagging anymore)

     

    So I'm using 11.0.0 now until they fix the issue.