Restore full connectivity to your Samsung Galaxy S21 5G (G991U) with this 4-piece antenna flex cable set. This replacement kit addresses weak signals, dropped connections, and network instability by providing all necessary components for 5G, Wi-Fi, Bluetooth, and GPS functionality.
Key Features:
- Full 4-Piece Set includes all required antenna modules for complete repair
- 5G & LTE Signal Enhancement improves network speed and reliability
- OEM-Compatible Design ensures perfect fit and performance
- Easy Installation suitable for DIY repairs or professional servicing
- Durable Construction uses high-quality materials for long-term use
When to Replace Your Antenna Flex Cables?
- Experiencing weak or no signal (5G/LTE/Wi-Fi/Bluetooth)
- Frequent dropped calls or inconsistent data speeds
- Physical or water damage to original antennas
- Performing other repairs (like battery/screen replacement) that may affect antennas
Compatibility & Specifications:
Model: Samsung Galaxy S21 5G (G991U – U.S. Version)
Contents:
- 5G/LTE Antenna Flex Cable
- Wi-Fi/Bluetooth Antenna Flex
- GPS Antenna Flex
- NFC Antenna Module
Skill Level: Moderate (requires basic repair experience)
Installation Guide:
- Power off your device completely before starting
- Use proper tools (plastic pry tools, tweezers, screwdrivers)
- Handle flex cables carefully to avoid damage
- Ensure all connections are secure before reassembly
Compatibility Agreement
Important Notes
Professional Repairs: It’s recommended to have this repair done by a qualified technician, especially if you don’t have experience with Consumer Electronics/gadget disassembly.
- ⚠️ Warning: You Must Backup Your Data Before Repair Process
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