S4 - GT-i9505 - mobile network and wifi issue

Hello,

I’m using /e/ with my S4 GT-i9505 and I think since the last update I’ve really mobile network and wifi issue both are really instable. The main problem is for the mobile network. During a day my phone succed to connect only for few minute. The wifi is more stable but same, he has trouble and reconnect often.
My version system is 0.9-2020051554230
Is it possible to downgrade just to be sure that the problem comes from the last update ?

Thank you for your help

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Hello,

The few times I downgraded, it was without issues so I think you can. It’s better to downgrade if there is no major modification between the two builds.
Backup, just to be safe.

Hello,

Thank you for your quick response.
Is there a wiki on how to downgrade ?
I’ve never done this manipulation.

Just download the previous build in the download page and install it thanks to TWRP (like you have done to install /e/ for the first time).