GL.iNet: Important Notice of U-boot issue

[mkdr]

WARNING! WARNING! WARNING!

Brume 2 users, dont update your uboot. Reports of several bricked devices now!

Critical Problem Notification for GL-MT2500/GL-X3000/GL-XE3000

DO NOT UPDATE if you have a Brume 2. I've just bricked mine also, followed the same steps as @HeroicPeach described above and downloaded the file linked in @bruce's top post.