How to Revert the PS4 to a Previous Firmware (Full Tutorial)

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How to revert your PS4 to it’s previous firmware version and setup a permanent hardware mod to switch firmware on the fly.

Related video: https://youtu.be/pg5njjD6IQA?si=kAImmQyE7xZC6UXc

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Download Links:

PS4 We Tools: https://github.com/andy-man/ps4-wee-tools/releases/tag/v0.8.5

PS4 Syscon Tools: https://github.com/AbkarinoMHM/PS4SysconTools/releases/tag/v1.6

SPIWay: https://github.com/hjudges/NORway

Putty: https://www.putty.org/

Python: https://www.python.org/downloads/

CP210 USB to TTL drivers: https://www.silabs.com/developers/usb-to-uart-bridge-vcp-drivers?tab=downloads

Recovery Firmware:
https://darksoftware.xyz/PS4/FWlist
https://darthsternie.net/ps4-firmwares/

Alternative paid tools for revert and nor validation:
BWE FW Revert Tool: https://betterwayelectronics.com.au/#fw_revert_tool

BWE Nor Validator: https://github.com/BetterWayElectronics/ps4-nor-validator/releases/tag/2.4.2
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Hardware:

Teensy 2.0++ (US): https://tinyurl.com/4w9dpsnt
(UK): https://tinyurl.com/3uuxms9z

USB to TTL Cable (US): https://tinyurl.com/yx7k26wm
(UK): https://tinyurl.com/3u8d6xe4

100ohm Resister (US): https://tinyurl.com/2fu3z5tx
(UK): https://tinyurl.com/2dpw8nz2

3.3 Volt Regulator (US): https://www.lcsc.com/product-detail/_MICROCHIP_MCP1825S-3302E-DB_MCP1825S-3302E-DB_C148031.html
(UK): https://www.mouser.co.uk/ProductDetail/Microchip-Technology/MCP1825S-3302E-DB?qs=gsqZ4L1luKoZerS%252BYohoGg%3D%3D

3 Volt Regulator: https://www.lcsc.com/product-detail/Linear-Voltage-Regulators-LDO_UMW-Youtai-Semiconductor-Co-Ltd-XC6206P302MR_C347375.html

3 Way DIP Switch (Optional): https://tinyurl.com/mr2zaak6

Wrapping Wire (US): https://www.amazon.com/Colored-Insulation-B-30-1000-8-Wire-Wrapping/dp/B07BLZ333V/ref=sr_1_1_sspa?crid=H62J5V24J7F9&keywords=wrapping+wire&qid=1694065484&sprefix=wrapping+wire%2Caps%2C163&sr=8-1-spons&sp_csd=d2lkZ2V0TmFtZT1zcF9hdGY&psc=1
(UK): https://tinyurl.com/mpark76m

Magnet Wire (US): https://www.amazon.com/BNTECHGO-AWG-Magnet-Wire-Transformers/dp/B07DYF53ZN/ref=sr_1_1_sspa?crid=2Q7XO59EXJNHN&keywords=Magnet%2BWire&qid=1694065077&sprefix=magnet%2Bwir%2Caps%2C164&sr=8-1-spons&sp_csd=d2lkZ2V0TmFtZT1zcF9hdGY&th=1
(UK): https://www.amazon.co.uk/Enameled-Magnet-Soldering-Winding-Enamelled/dp/B07N65LRVD/ref=sr_1_9?crid=2733QRE4PE577&keywords=magnet+wire&qid=1694065017&sprefix=magnet+wire%2Caps%2C82&sr=8-9

Low Temp Solder (US): https://www.amazon.com/MG-Chemicals-Sn42Bi57Ag1-Temperature-Dispensing/dp/B075ZR52JM/ref=sr_1_9?keywords=low%2Btemp%2Bsolder&qid=1694064920&sprefix=low%2Btemp%2Caps%2C168&sr=8-9&th=1
(UK): https://www.amazon.co.uk/MG-Chemicals-Sn42Bi57Ag1-Temperature-Dispensing/dp/B075ZR52JM/ref=sr_1_6?adgrpid=53479836712&hvadid=606006760974&hvdev=c&hvlocphy=1007345&hvnetw=g&hvqmt=e&hvrand=17818116119509578716&hvtargid=kwd-21704146&hydadcr=29355_2400538&keywords=low%2Btemperature%2Bsolder&qid=1694064876&sr=8-6&th=1

Magnifier: https://www.amazon.com/Salmue-Magnifier-Aluminum-Magnifying-Lightweight/dp/B07PZD9NHS/ref=sr_1_8?keywords=eye+piece+magnifying&qid=1694066295&sprefix=eye+piece%2Caps%2C156&sr=8-8
(UK): https://www.amazon.co.uk/Piece-Jewellers-Magnifying-Eye-Loupe/dp/B00303YCJ4/ref=sr_1_10?keywords=eye%2Bpiece%2Bmagnifying&qid=1694066376&sprefix=eye%2Bpiece%2Caps%2C84&sr=8-10&th=1
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Timestamps:
0:00 – Intro
1:57 – Why Revert?
3:08 – Todays Sponsor
4:17 – Requirements & Equipment
7:25 – Teensy Setup
11:55 – Wire Setup (Nor)
16:23 – Switch Setup (Optional)
17:26 – Wire Setup (Syscon)
22:17 – USB to TTL Setup
23:21 – Software Setup
25:53 – Dumping Syscon
29:36 – Dumping Nor
32:28 – Patching Nor & Syscon
38:02 – Writing Nor
40:01 – Writing Syscon
42:01 – Testing Revert
45:11 – Installing HDD Files
49:16 – Completed Revert
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Music
Outro: Paul Flint – Sock It To Them – https://www.youtube.com/watch?v=8-ljaTacFL0
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Find my content on these other platforms:
Odysee: https://odysee.com/@MODDEDWARFARE
LBRY: https://lbry.tv/@MODDEDWARFARE
BitChute: https://www.bitchute.com/channel/cZkNdmW4NL5Q/

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