Microsoft confirms a server-side bug broke Store-based app activation, affecting apps like Notepad with 0x803F8001 error.
After Windows 11 January 2026 update, we're seeing reports of other issues, including a sleep problem (S3), and more.
Struggling with Windows 11 Microsoft Store error 0x80073D05? Discover proven, step-by-step fixes to get your apps downloading ...
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