Infineon requires users to register for a free MyInfineon account to download software.

| Problem | Likely Cause | Fix | |---------|--------------|-----| | “Device not found” | Wrong COM port or boot mode | Check Device Manager; pull TMS low on XMC | | “Timeout on sync” | Baud rate mismatch | Set 115200 baud, reset target | | “Verification failed” | Loose ground wire | Use shorter, thicker GND connection | | “Access denied” on UCB | Locked chip | Use Memtool’s “Unlock” function (erases entire chip) |

After you download the installer from the official Infineon link, verify its integrity:

Use the search bar on the homepage to search for:

"Memtool" or "Infineon Memtool 4"