I used a theme called Glasklart and if I remember correctly, it's a theme for springboard/app icons. yea that doesn't work for me either

The only thing I can think of is that the theme's icon size ...

I used a theme called Glasklart and if I remember correctly, it's a theme for springboard/app icons.

I have an iPad on ios 8.1.1 and my theme works. Maybe the theme you're trying isn't supported?

What iOS version is your device on?

Have you tried using a different usb cable or try updating on another computer with iTunes?

I like typo5. The only thing I don't like about it is that it goes by 24 hour clock and not 12.

Oh well it's still pretty neat.

You do know you can change it to 12h right? All you need to do is ...

http://patrickmuff.ch/repo/
Add this source and install it free from there.

Is that whatcha needed?

B4-
Tried that and then I go to winterboard and check mark it and then it resprings and then ...

Well, I am thinking with the jailbroken device, it may have crashed, or just yiu aren't being able to update, due to it being jailbroken. Well yeah im guessing thats most likey the reason. but im aski ...

What error code is iTunes giving you? And if you're asking if restoring and updating are the same, yes, because if you restore, it'll put you in the newest firmware.

You can either buy iGameGuardian, or try GameGem. GameGem isn't as good as the other two, but it works on iOs 8.1.2