Samsung Galaxy A21s repair – screen, battery and more
Galaxy A21s
- Released 2020
- 192 g, 163.7 mm x 75.3 mm x 8.9 mm
- 5000 mAh fast charging
- Black, White, Blue, Red
Choose Services for Repair

audio
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back cover
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battery
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front camera
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front screen
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Cleaning after oxidation + full diagnostic
✔️ Complete device disassembly
✔️ Ultrasonic cleaning with specialized solution for electronic circuits
✔️ Controlled drying in thermal chamber
✔️ Motherboard testing with laboratory power supply
✔️ Detailed report and additional quote if necessary

microphone
service-microphone

Screen protector installation
Professional installation of a screen protector that effectively protects the screen against cracks, scratches, and other mechanical damage during daily use.

speaker
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usb connector
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vibration
service-vibration
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Most Common Services for Most Models
- Galaxy A21s Display (LCD) Replacement: Repair or replacement of cracked or damaged screens, both in LCD and AMOLED technology.
- Galaxy A21s Battery Replacement: Installation of a new battery when the old one is worn out, no longer holds a charge, or is overheating.
- Galaxy A21s Charging Port (USB) Replacement: Repair or replacement of a damaged charging port (microUSB, USB-C, lightning).
- Galaxy A21s Screen Glass Replacement: When the glass is damaged but the screen works properly, the glass can be replaced without the need to replace the entire display.
- Galaxy A21s Speaker and Microphone Repair: Replacement of damaged speakers or microphones that may not work due to dirt, mechanical damage, or wear.
- Galaxy A21s Camera Repair: Replacement or repair of a damaged front or rear camera.
- Galaxy A21s Button Replacement: Repair or replacement of damaged buttons (power, volume, home).
- Galaxy A21s Back Cover Replacement: Repair or replacement of a cracked, scratched, or damaged back cover of the phone.
- Galaxy A21s Wi-Fi / Bluetooth Module Replacement: Repair or replacement of modules responsible for wireless connectivity.
- Galaxy A21s Software Update: Installation of the latest versions of the operating system or firmware on the phone.
- Galaxy A21s Audio Jack Replacement: Repair of a damaged headphone jack or audio connector.
- Galaxy A21s Diagnosis and Technical Testing: Complete diagnosis of the device, including tests of the operation of individual components such as battery, screens, microphones, speakers, cameras.
If you are unsure which service to choose, please write to us providing as many details as possible.
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Why choose our phone repair service?
ScreenFixer offers professional phone repair services using original parts, guaranteeing fast turnaround time and competitive prices. Our services include screen, battery, camera replacement, and full device diagnostics.
We provide free courier transport or the option to deliver the phone to one of our partners.
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