(adsbygoogle = window.adsbygoogle || []).push({}); i am on 4.80.1 d-rex and i wanted to know if there is a way to downgrade back to 3.55 and stay on dex so at any time i can just go back to rebud d-rex*

Yes, there is.

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That is a 3.55 DEX Downgrader. After you update to it, you should be able to go back to any D-REX/DEX Firmware.

thank you

You are very welcome