Here is a guide to the most popular and trusted tools for these purposes.
Uses the stable ADB interface to push commands safely to the device. universal android diag enabler download
| Source | Trust Level | Risk | Notes | | :--- | :--- | :--- | :--- | | | Medium | Low | Requires registration. User-voted safe files. | | GitHub | High | Low | Look for repositories by "bkerler" or "csharper". Source code visible. | | Random Blogspots | Very Low | Critical | High probability of ransomware or banking trojans. | Here is a guide to the most popular
If you are just looking to remove bloatware rather than fix modem issues, you might be looking for the Universal Android Debloater (UAD), which is a safer, more common tool for general users. User-voted safe files