Here's my PSPs, top i bought back in 2008 modded and still on 5.00m33-6 but it's missing the kratos battery cover the other my brother got it for me for xmas this
Help me with a softbricked psp (5.00 m33-6), please!!! : r/PSP
How to Unbrick a PSP: 13 Steps (with Pictures) - wikiHow
How to Install Custom Firmware (CFW) on PSP 1000 and PSP 2000
How to Upgrade from 3.80 M33-5 to 5.00 M33-6 PSP - YouTube
How to Install Custom Firmware (CFW) on PSP 1000 and PSP 2000
PSP - Custom Firmware 5.00 M33-6 Released | Exophase Forums
Release: Despertar del Cementerio 9.01 for PSP - Hackinformer
Set Up Your PSP As a Secondary Monitor : 6 Steps (with Pictures) - Instructables
Playstation Portable PSP 1001 5.00 m33-6 with extras | #1789667488
Can i update it to 6.61? It won't brick or amything? : r/psphacks
UPGRADE ANY PSP CFW 5.00 M33 TO CFW 6.60 ME-2.3 [ PSP 1000 ] No TA-082 - YouTube
PSP: Custom Firmware M33 source released for popular tool's 10 year anniversary - Wololo.net