Surface tab wont boot Power point

Q

I'm trying to use and finish a PP presentation but I get an error

✍: Guest

A
All I can suggest is removing even more files (backing up to external storage or OneDrive/Dropbox etc, actually, rather than just deleting). Or if you don't really NEED to use PPT on the device right away, sit tight and wait to see if MS comes up with a fix quickly.

2015-02-13, 1949🔥, 0💬