Hi @Okugawa, Masanori ,
.NET Framework4.8 Application should behavior the same between windows 10 and windows 11.
Make sure that you have the latest updates installed.
Best Regards.
Jiachen Li
----------
If the answer is helpful, please click "Accept Answer" and upvote it.
Note: Please follow the steps in our documentation to enable e-mail notifications if you want to receive the related email notification for this thread.