Repair Guides
Learn how to fix just about anything with our step-by-step guides.
App
Your pocket repair helper.
FixBot
The friendly AI repair assistant.
Repairability
Learn why fixable products make sense.
Teardowns
Get a sneak peek inside the latest gadgets.
Answers Forum
Share solutions and get help from a friend.
Find Your Community
Find teams, events, and fellow fixers.
Help Out
Help make repair knowledge free and accessible for everyone.
Right to Repair
Learn about the Right to Repair movement and how to be an advocate.
Featured
Quality parts and tools backed by our lifetime guarantee.
Tools
Shop our wide selection of precision tools.
Parts
Shop parts backed by our quality guarantee.
iPhone Batteries
Batteries tested and guaranteed plus a kit with everything you need.
Free Shipping on Domestic Orders $75+
Repair and disassembly information for Samsung's flagship S21 Ultra Android smartphone, released in January of 2021.Also known as the Samsung SM-G998U1
mazen allouch @mazenallouch
Rep: 1
Posted: Sep 19, 2025
I change a new card but it not fixed
Is this a good question?
1 Comment:
It can be a SIM socket problem, maybe some contacts are broken, you have to contact the service soldering master to replace them.
Sep 19, 2025 by pikudo
Past 24 Hours: 0
Past 7 Days: 1
Past 30 Days: 17
All Time: 94
It can be a SIM socket problem, maybe some contacts are broken, you have to contact the service soldering master to replace them.
by pikudo