Re: I can't open some installed apps and I can't download new apps
It's a SP card 8GB.. It means Silicon power I think. It's class 4 and free memory is 2.09 GB.
Re: I can't open some installed apps and I can't download new apps
Yes, apps which not work are on SD card, because the phone has small internal storage.
Re: I can't open some installed apps and I can't download new apps
Oh, and I forget.. It is Windows phone 8.1 OS version: 8.10.14219.341 ... And I can't downloading apps.. It stucks on pending.