Many USB drives that “died” after an unsafe ejection can be revived using the that matches the controller ChipGenius identified.
Controller Vendor: Alcor Micro Controller Part-Number: AU6989SN-GTC Flash ID: 2C846454 (Micron) VID: 058F PID: 6387 chipgenius v4 18 download
You can download ChipGenius from several reputable software repositories: Many USB drives that “died” after an unsafe
: A modified "n01" version of v4.18 allows for a 6-byte FlashID output instead of the standard 4-byte, providing deeper diagnostics for modern drives. How to Use ChipGenius for Repairs ChipGenius v4.21.0701 (2021-07-01) by hit00 - USBDev.ru Are you trying to a specific USB drive,
upon extraction, you may need to temporarily disable real-time protection or add the file to an exclusions list to run it. Are you trying to a specific USB drive, or are you just looking to its capacity? ChipGenius - The Quantum Archive