PSP downgrade Edition

Last thread: >>444087843
OP template and News Archive: https://rentry.org/Archive

-SAFE FIRMWARES-
3DS: all (11.16.0 for *unhacked* old3DS)
Switch: HW exploit (old v1 units): all; SW exploit (new & old units): 4.1.0; Modchip (v2 "Red Box" & Lite & OLED): all
Wii U: all
Vita: all
PS5: 3.xx / 4.xx
PS4: 9.00
PS3: all (CFW only for older models)

-GUIDES and POST SETUP-
https://rentry.org/Guides

-LATEST NEWS- (check the archive for more news)
>Wii U
[1 Jan] Tiramisu released https://gbatemp.net/threads/605381/
[26 Jan] Aroma (coldboot cfw that doesn't require a ds game) beta released https://aroma.foryour.cafe/

>PS4/PS5
[24 Dec] GoldHEN 2.3 https://github.com/GoldHEN/GoldHEN
[14 Sep] New exploit disclosed https://cturt.github.io/mast1c0re.html
[13 Dec] 9.00 hacked https://github.com/ChendoChap/pOOBs4

>Switch
[22 Aug] Hekate 6.0.6 https://github.com/CTCaer/hekate
[21 Aug] Atmosphere 1.5.5 https://github.com/Atmosphere-NX/Atmosphere

>Vita
[27 Dec] HENlo released (webexploit for all firmwares) https://github.com/TheOfficialFloW/HENlo
[15 Apr] 0syscall6 1.3 https://github.com/SKGleba/0syscall6
[26 Aug] h-encore2 https://github.com/TheOfficialFloW/h-encore-2

>DSi/3DS
[9 Sep] Twilight Menu++ 26.1.0 https://github.com/DS-Homebrew/TWiLightMenu
[12 Aug] Luma3DS 13.0.1 https://github.com/LumaTeam/Luma3DS
[23 May] Nintendo patches free 3DS exploits https://troubleshoot.uwuu.ca/seventeen/
[22 Nov] Universal Updater v3.2.6 https://github.com/Universal-Team/Universal-Updater
[27 May] 3hs, a freeshop-like app, released https://hshop.erista.me/3hs

-F.A.Q.-
>READ THE THREAD AND THE OP BEFORE POSTING (ctrl+f is your friend)
>ALL SYSTEMS: the OP Archive has download links/sites for games
>If you have an issue you probably have an outdated/messed up setup, make sure to read the guides before asking questions
>This general is not affiliated with the /hbg/ discord, subreddit or 'shop', they just stole the name and GIF