Samsung Galaxy A21 5G (SM-A215U) – T-Mobile, Sprint, Boost, AT&T & All USA Carriers SIM Unlock Service

📱 Samsung Galaxy A21 5G (SM-A215U) – USA SIM Unlock Service

Unlock your Samsung Galaxy A21 5G (SM-A215U) and use it freely on any USA network.
This USA SIM Unlock Service permanently removes carrier restrictions, making your device compatible with T-Mobile, Sprint, Boost Mobile, AT&T, and all other USA carriers.

Our unlocking process is safe, secure, and software-based, with no hardware opening and no risk to your phone.

🔓 Supported USA Carriers

• T-Mobile

• Sprint

• Boost Mobile

• AT&T

• MetroPCS

• Verizon (supported variants)

• All other USA networks

✅ Service Features

• ✔ 100% Permanent SIM Unlock

• ✔ Factory-level unlock (no relock)

• ✔ Works with all USA SIM cards

• ✔ Safe USB / software-based method

• ✔ No hardware damage

• ✔ No data loss

• ✔ Compatible with original firmware

• ✔ Fast and reliable processing

📌 Device Compatibility

• Device: Samsung Galaxy A21 5G

• Model Number: SM-A215U

• Variant: USA only

⚠️ Please confirm your model number is SM-A215U before placing the order.

🛠 How the Service Works

1. Place your order on our website

2. Provide the required device details

3. Unlock process is completed securely

4. Your phone becomes SIM unlocked for all supported USA carriers

PLEASE NOTE : 

• 1. Download USB Redirector Customer Module v1.9.7
   USB Redirector v1.9.7 Download 
  2. Open USB Redirector Customer Module 1.9.7 as shown in Below Picture.3. Input this IP Address 149.28.111.104 as (Remote Technician Address) and press CONNECT Button.4. Once you see Step1 Please Replug USB Cable and wait.