Phison tools are removed from official sites due to copyright, so they are hosted on recovery/flash drive forums. The most reliable source is and FlashBoot.ru .
When your drive exhibits a , shows 0 bytes of space , or shows a "Device Descriptor Request Failed" alert , it means your drive has encountered a firmware panic loop. phison ps225107ps2307 mptool link
Phison does not officially distribute production tools to end consumers. The global community relies on vetted archiving sites to download the correct software variants. Phison tools are removed from official sites due