sony memory stick not working to install cfw !!!

[vivek95]

i have a pandora battrey and a SONY MEMORY STICK PRO DUO, i use rain mms creator and a bunch of other guides .I made a mms and insterted a pandora battrey the screen remains black please help!!!!

i think the problem is my memory stick ,please clearfy

[Syph]

what size is the stick?

[Bewood]

Hold L when putting it in.

And you have to run Rains MMS Maker as an administrator

Rain's MMS Maker
1. Find the program
2. Right click
3. Run as Administrator
4. Use it

Then try it.

[bravsman]

you need a 3.71pbp file to boot up your psp to install cfw just paste your memory card