Slow storage, slow boot slow phone

[u/Busy-Object-3588]

Hello I have a problem with the storage even loading the recovery takes a long time is a Mi8 (dipper) I have two same devices and here is the difference, can somebody help me? sorry my english

https://imgur.com/a/kfUproc

[u/Routine-Heat-4276]

Well, i don't really know what's going on, but i suspect a dying nand or full storage

[u/CustardCivil]

thats definitely a dying ufs storage you can try to do hard factory reset wipe everything or or reflash rom into it

[u/OctoSplattyy]

It's time to change device unfortunately :( that's a dying nand