We have the fix available in the latest release. Please update Illustrator using Adobe Creative Cloud application to the latest build for version Illustrator CC 22.1.
Please refer to our knowledge base FAQ – https://illustrator.uservoice.com/knowledgebase/articles/1844590 if you face difficulty in update.
Or get in touch with us at any of the other support channels – https://helpx.adobe.com/support.html
Ashutosh Chaturvedi | Sr. Quality Engineering Manager – Illustrator
Adobe. Make It an Experience.Andrei commented
I get the same thing. If I select 0.25pt the result looks like 25pt
0.5 looks like 5
0.75 looks like 75
If I manually type in 0.5 the result looks like 5.
If I manually type in 0,5 the result displays correctly.
Hope this helps.