PLEASE ANDROID FLASHING STOCK ONE PLUS 9 ROM?!

ThirteenSeasons
ThirteenSeasons Posts: 1
edited August 2021 in Mobile

is there anyone please who can remotely assist me in getting my custom one plus 9 global phone stock ROM currently on custom. .been stuck for days watched many guides and such can't get it would be greatly appreciated someone who can assist to opperate the MSM tool. thank you kindly.