1. Check Default Apps by Protocol: • Open Settings (press Windows + I). • Go to Apps > Default apps. • Scroll down and click on Choose default apps by protocol. • Scroll down to the HTTP and HTTPS protocols and ensure both are set to Google Chrome. 2. Repair Office Installation: • Open Control Panel. • Go to Programs > Programs and Features. • Find Microsoft Office in the list. • Select it and choose Change. • Choose Quick Repair first. If that doesn’t work, try Online Repair. 3. Edit Registry (Advanced): • Press Windows + R, type regedit, and press Enter to open the Registry Editor. • Navigate to HKEY_CLASSES_ROOT\htmlfile\shell\open\command. • Ensure the (Default) value is set to the path of Chrome. It should look something like: "C:\Program Files\Google\Chrome\Application\chrome.exe" "%1"