| File Extension: | QCN |
| File Type Description: | Qualcomm QPST Drive Backup |
| File Type Developer: | Qualcomm |
| Primary Associated Software: | Qualcomm Product Support Tools (QPST) |
| Primary Software Developer: | Qualcomm |
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Qualcomm Product Support Tools (QPST) is the primary software program that utilizes the Qualcomm QPST Drive Backup file, originally developed by Qualcomm. Commonly, Qualcomm QPST Drive Backup files are found on user computers from United States, and on PCs running the Windows 10 operating system. Generally, we have found that most of these people are Google Chrome users.
 | Qualcomm Product Support Tools (QPST) by Qualcomm |
| Windows 10 | Windows 11 | Windows 6 | Windows 8.1 |
 | Windows |
| Extension | File Type Developer | File Category | File Type Description |
|---|---|---|---|
| .MBX | Microsoft Corporation | Data Files | Outlook Express Mailbox |
| .RCV | Oracle Corporation | Uncommon Files | Oracle Recovery Manager Script |
| .SIG | Unknown Developer | Text Files | Signature File |
| .NNT | Qualcomm | Database Files | Eudora Address Book File |
| .BRX | Qualcomm | Developer Files | BREW Application Resource File |
| .BAR | BlackBerry | Compressed Files | BlackBerry OS 10 Application Installation Package |
| .BRH | Sheshadrivasu Chandrashekaran | Text Files | Baraha Document File |
| .VY4 | Samsung Electronics | Audio Files | Samsung Voice Codec |
| .PCE | Open Source | Game Files | TurboGrafx-16 ROM |
| .TOC | Sony | Audio Files | Sony PlayStation Portable (PSP) Audio File |
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