Sumatra PDF is a PDF, ePub, MOBI, CHM, XPS, DjVu, CBZ, CBR reader for Windows

Bug reporting for Sumatra Pre-Release versions

Where can I report bug of sumatra pdf pre-released. Pls share me that link.

I see you followed some link, such as

Thank you for your bug report at

I can confirm it affected recent builds. but is now resolved / fixed in SumatraPDF-prerel-13211 upwards and onwards