How to put custom firmware(3.71 m33-2)onto a psp slim part 1 admin | August 21, 2012 | Custom Firmware/ROM | No Comments sorry bout the link it’s up now How to put custom firmware (3.71 m33-2) onto a psp slim part 1 ****you need windows XP or lower***** rapidshare.com Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Tags:custom, firmware3.71, m332onto, Part, slim Add a Comment Cancel reply Your email address will not be published. Required fields are marked *Comment:*Name:* Email Address:* Website: Save my name, email, and website in this browser for the next time I comment. Notify me of follow-up comments by email. Notify me of new posts by email. This site uses Akismet to reduce spam. Learn how your comment data is processed.