Tutorial  Updated

Switch 7.0 Downgrade to 6.2 tutorial

Update: Since Atmosphere has released with 7.0.X support, To downgrade without a backup, just use ChoidujourNX.
For those with backups you can still follow the method below




After seeing reports of downgrading back to 6.2 been broken after updating to switch firmware version 7.0, I can confirm these to be false. I successfully downgraded my switch with 9 burnt fuses on 7.0 to 6.2 with 9 burnt fuses

Downgrading to 6.2 is possible and not broken. Both boot0/boot1 must be the same version as nand backup

  • Step 1) Place 6.2 nand + boot0/1 backup on sd card
  • Step 2) Boot into RCM and launch hekate
  • Step 3) Restore boot 0/1
  • Step 4) Restore GPP Partitions (or rawnand, I personally used GPP Partitions)
  • Step 5) Launch CFW using Hekate 4.6 or ReiNX 2.0 or sxos (haven't tested with fusee-primary)
  • Step 6) ????
  • Step 7) Profit

EDIT: This is for FG consoles not ipatched
EDIT 2: You will loose any saves you don't have backed up


Will upload proof if people desperately wish
 
Last edited by Adran_Marit,

Phenj

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After seeing reports of downgrading back to 6.2 been broken after updating to switch firmware version 7.0, I can confirm these to be false. I successfully downgraded my switch with 9 burnt fuses on 7.0 to 6.2 with 9 burnt fuses

Downgrading to 6.2 is possible and not broken. Both boot0/boot1 must be the same version as nand backup

  • Step 1) Place 6.2 nand + boot0/1 backup on sd card
  • Step 2) Boot into RCM and launch hekate
  • Step 3) Restore boot 0/1
  • Step 4) Restore GPP Partitions (or rawnand, I personally used GPP Partitions)
  • Step 5) Launch CFW using Hekate 4.6 or ReiNX 2.0 or sxos (haven't tested with fusee-primary)
  • Step 6) ????
  • Step 7) Profit

EDIT: This is for FG consoles not ipatched
EDIT 2: You will loose any saves you don't have backed up


Will upload proof if people desperately wish
what's the difference between restoring GPP partitions or Rawnand? I have backup'd both.

--------------------- MERGED ---------------------------

Also you said: "EDIT 2: You will loose any saves you don't have backed up", why is that?
 

Adran_Marit

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what's the difference between restoring GPP partitions or Rawnand? I have backup'd both.

--------------------- MERGED ---------------------------

Also you said: "EDIT 2: You will loose any saves you don't have backed up", why is that?

Partitions takes up less space afaik

Because you are restoring nand anything added to it since the backup (or clean restore without been backed up) will be deleted
 

Phenj

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if you're on 7.0 you will need to connect your switch via HacDiskMount, backup the saves as directed in the manual choi downgrade guide
No i'm not on 7.0 yet. I'd like to update to 7.0 from 6.2 using Choi (don't wanna burn fuses) to play online, and go back to 6.2 if needed.
 

MHHuk

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Is there any way to manually split my nand backup so I can fit the backup I did on exfat on my current fat32 sd?
 

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