Managed to fix the dpad on my psp 1000 using double sided tape and cardboard. : r/PSP
Official PSP 1000 Direction Directional Pad Button Part Replacement Dpad Flex | eBay
I did the UfighterX mod and d-pad diagonal is working flawlessly now : r/PSP
Used Black Buttons Right Button Repair Replacement for Sony PSP 3000 Left D Pad Buttons - Price history & Review | AliExpress Seller - Gamers Zone Store | Alitools.io
Replacement Left Right Buttons Set | Psp 3000 Buttons Replacement - Replacement Set - Aliexpress
Need help fixing my d pad on my PSP 2000 | GBAtemp.net - The Independent Video Game Community
Xbox Series X Controller – New Images, D-pad Info, Design Changes, and More
Soapbox: Seriously Nintendo, It's Time For A Switch Joy-Con With A Proper D-Pad | Nintendo Life
PSP 1000 D-Pad changes without modification. Changes from a 4 way D-Pad into an 8 way D-Pad. Product details and why i used this in comments below. : r/PSP
How-To: Craft an analog control stick for your Sony PSP (part 2) | Engadget
OSTENT Full Housing Shell Faceplate Case Parts Replacement for Sony PSP 2000 Console Color Silver
1x BRAND NEW Crystal Mini D-Pad Cover CASE W ANALOG FOR PSP 1000 | Case cover, Psp, Analog