@Solla-topee Although I don't have a similar issue, the firmware version for the X80 5G should probably be the same, since it hasn't been updated for quite a long time. It's 1.0.6 Build 20241212 Rel....

@Solla-topee Hongkong

@Solla-topee As an addendum, I can update the firmware directly in this post https://community.tp-link.com/en/home/forum/topic/858878?moduleId=39

@Solla-topee I still can't update. Even after re-downloading, it's not working. After adding a Deco, the upgrade page shows 'go to upgrade', but it just navigates right back to the local management...

@Mdomarcos Thank you for your response, but this is the original name after extracting the firmware zip file that I downloaded right from this post

@David-TP why?