This is a quite common issue if you are running the Insider preview and there is a work around.
The workaround allows you can to bypass error code 0x80073CF9 and successfully update the applications. Do the following:
- Update the affected apps from the Windows Store
- Wait for the update to fail and for error code 0x80073CF9 to be
- Once error code has been displayed, navigate to the Windows Store app page for the specific app that has failed to update, and update it from its page.
- Now the app should install or update without an error code.
As mentioned in this reddit post,
I had this issue too. After a Hard Reset i had around 20~23 apps to
update, a lot of those failed.
The "Fix" i'm using when an app fails to update is:
- cancel those updates when the error appears (tap into the X button), this will remove the apps from the Download list.
- Once all the other apps update, tap "Search for updates" button.
Those apps will appear and start updating again, few will fail again,
just repeat both steps again until all your apps update. It's tedious
but it worked for me. Apps like OneDrive, Skype, etc i had to
uninstall and install again to get them work.
As stated in his article your only solution is to Hard Reset.
Error code 0x80073CF9 can also be fixed for good, but doing so
requires you to perform a hard reset on your device.
The reason for the problem as given in the article is as follows,
Error code 0x80073CF9, in almost all cases, is caused by specific
files pertaining to the Windows Store that tend to go missing when a
phone is upgraded to the latest build of the Windows 10 Mobile Insider
- BEST FIX: Error 0x80073CF9 in Windows Store on Windows 10 Mobile