Here is how to fix Microsoft Store Error 0x800706D9 in Windows 10 – 1] Run Store App Troubleshooter If not, you might need to enable storage service, reset the store to its default state, or reinstall the app. In most cases, a built-in troubleshooter dedicated to the Windows store does the tweak. However, fixing the fatal code is not hard at all no matter what the actual reason is. Some people also reported that Microsoft Store error 0x800706D9 is more prominent when Storage Service is disabled in their Windows 10 PC. There might be some other factors that lead to such unwanted issues like corruption in the system and damaged cache. Error 0x800706D9 is one of these and it mostly prompts when something unexpected happens with the Windows Store. You might encounter certain codes at times that restrict the procedure while attempting to download or install an app. Nothing in Windows 10 comes error-free so does Microsoft store.