How to downgrade PSP Slim?

How to downgrade psp slim with 3.90M33 to 3.71M33-3 with no pandora battery???

  • i wanted to put psptube on my slim but it says it was for 3.71M33-3 and i need to downgrade my slim psp 3.90M33 back to 3.71M33-3

  • Answer:

    Your best bet is to use a service where you send your PSP to someone they downgrade it and send it back. Look in the sources for the link to a service

goupu21 at Yahoo! Answers Visit the source

Was this solution helpful to you?

Just Added Q & A:

Find solution

For every problem there is a solution! Proved by Solucija.

  • Got an issue and looking for advice?

  • Ask Solucija to search every corner of the Web for help.

  • Get workable solutions and helpful tips in a moment.

Just ask Solucija about an issue you face and immediately get a list of ready solutions, answers and tips from other Internet users. We always provide the most suitable and complete answer to your question at the top, along with a few good alternatives below.