Why would a user in 2021 not upgrade?
| Feature | TWRP 3.0.2-1 (2016) | TWRP 3.5.0+ (2021) | | :--- | :--- | :--- | | Android Version Support | 4.4 – 7.1 | 8.0 – 12 | | Dynamic Partitions | No | Yes | | A/B (Seamless) Updates | No | Yes | | Fastbootd | No | Yes | | Decryption (Old devices) | Stable | Often broken | | File Transfer Speed (MTP) | Slow | Fast |
The verdict for 2021: If your last official ROM is Android Nougat or older, use 3.0.2-1. If you are running a custom Android 10+ ROM on legacy hardware, you need a newer TWRP (3.3.1 or later). twrp 3021 2021
Even in 2021, the installation process remained unchanged. Here is the classic method using Odin (for Samsung) or Fastboot (for most others).
In 2021, custom ROM communities for legacy devices (like the Galaxy S4 or LG G3) relied on stability. TWRP 3.0.2-1 had been battle-tested for five years. Newer builds sometimes introduced touchscreen driver issues or decryption failures on old hardware. Users reverted to 3.0.2-1 because it was predictable. Why would a user in 2021 not upgrade
Q: I searched for “twrp 3021 2021” and landed here. What am I doing wrong? A: You likely meant version 3.0.2-1. The digits are just missing dots. Download the correct version for your phone.
Q: Can I flash Android 10 with TWRP 3.0.2-1? A: No. You will get a “failed to mount system_root” error. You need TWRP 3.3.0 or higher for Android 10’s system-as-root (SAR) structure. Restore:
Q: Is TWRP 3.0.2-1 safe to use in 2021? A: Yes, for its intended devices. It does not contain known remote exploits, but it uses outdated SSL certificates for ADB backups. Avoid using ADB backup over public Wi-Fi.
Q: My device has TWRP 3.0.2-1. Should I upgrade? A: Only if you are moving to an Android 8.0+ custom ROM. Otherwise, if it isn’t broken, do not fix it.