<!DOCTYPE html><html><head><title></title></head><body><div>Hello,</div><div><br></div><div>Thanks for the report. Could you send us the bad vlc-qt-interface.ini ?</div><div><br></div><div>Best,</div><div><br></div><div>On Sun, Sep 20, 2026, at 14:21, Really? wrote:</div><blockquote type="cite" id="qt" style=""><div dir="ltr"><p dir="auto" class="qt-gmail-PDq2pG_selectionAnchorContainer">Hi VideoLAN team,<span aria-hidden="true" class="qt-gmail-PDq2pG_selectionAnchor"></span></p><p dir="auto">I’ve been troubleshooting a recurring VLC startup delay on Windows for several users including myself and seem to have isolated it specifically to VLC’s Qt interface configuration file.</p><p dir="auto">On my system, VLC will sometimes take approximately <b>7 seconds to open</b>. Resetting the entire VLC profile makes VLC launch essentially instantly, so I narrowed the issue down further.</p><p dir="auto">The file responsible appears to be:</p><p dir="auto"><code>%APPDATA%\vlc\vlc-qt-interface.ini</code></p><p dir="auto">I can reproduce the following behavior:</p><ol><li>Close VLC completely.</li><li>Delete or rename <code>vlc-qt-interface.ini</code>.</li><li>Launch VLC.</li><li>VLC opens essentially instantly.</li><li>Allow VLC to regenerate/use its Qt interface configuration normally.</li><li>At some point, subsequent launches return to taking approximately 7 seconds.</li><li>Removing/resetting <code>vlc-qt-interface.ini</code> again immediately restores fast startup.</li></ol><p dir="auto">I also tested marking a freshly generated <code>vlc-qt-interface.ini</code> as <b>read-only</b>. Interestingly, doing so caused the ~7-second startup delay immediately. Removing the read-only attribute restores normal behavior.</p><p dir="auto">This makes it appear that VLC is either:</p><ul><li>waiting on or retrying a write to the Qt interface configuration during startup, or</li><li>loading some particular state written into <code>vlc-qt-interface.ini</code> that causes a substantial delay.</li></ul><p dir="auto">The main <code>vlcrc</code> configuration does not appear to be involved. In my testing, <code>vlcrc</code> remained unchanged while <code>vlc-qt-interface.ini</code> was being rewritten, and resetting only the Qt interface file was sufficient to resolve the startup delay.</p><p dir="auto">System information:</p><ul><li>Windows 11 64-bit</li><li>VLC version: [insert version]</li><li>Issue occurs on repeated normal launches</li><li>Startup when unaffected: nearly instantaneous</li><li>Startup when affected: approximately 7 seconds</li></ul><p dir="auto">I can provide both a known-good <code>vlc-qt-interface.ini</code> and an affected/slower version, or a diff between them, if that would help identify which setting/state is responsible.</p><p dir="auto">Thanks for looking into it.</p><p dir="auto">Best,<br> Michael</p></div><div>_______________________________________________</div><div>vlc-devel mailing list</div><div>To unsubscribe or modify your subscription options:</div><div><a href="https://mailman.videolan.org/listinfo/vlc-devel">https://mailman.videolan.org/listinfo/vlc-devel</a></div><div><br></div></blockquote><div id="sig125086837"><div class="signature">--</div><div class="signature">Thomas Guillem</div><div class="signature"><a href="https://www.videolan.org">https://www.videolan.org</a></div></div></body></html>