| File Extension: | 73B |
| File Type Description: | TI-73 Backup File |
| File Type Developer: | Texas Instruments, Inc. |
| Primary Associated Software: | TI Connect |
| Primary Software Developer: | Texas Instruments, Inc. |
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73B files are a type of TI-73 Backup File developed for TI Connect by Texas Instruments, Inc.. Commonly, TI-73 Backup File files are found on user computers from China, and on PCs running the Windows 10 operating system. Most of these users are running the Google Chrome web browser.
 | TI Connect by Texas Instruments, Inc. |
| Windows 10 | Windows 11 | Windows 6 | Windows 8.1 |
 | Windows |
 | Mac |
| Extension | File Type Developer | File Category | File Type Description |
|---|---|---|---|
| .89M | Texas Instruments, Inc. | Data Files | TI Connect Data |
| .92I | Texas Instruments, Inc. | Graphic Files | TI-92 |
| .86S | Texas Instruments, Inc. | Data Files | TI-86 String |
| .73W | Texas Instruments, Inc. | Data Files | TI-73 Data List File |
| .V2Z | Texas Instruments, Inc. | Data Files | TI Connect Data |
| .V2X | Texas Instruments, Inc. | Developer Files | TI Voyage 200 Macro |
| .89G | Texas Instruments, Inc. | Data Files | TI-89 Group File |
| .8XK | Texas Instruments, Inc. | Data Files | TI-83 Plus Application Upgrade File |
| .92A | Texas Instruments, Inc. | Data Files | TI Connect Data |
| .73U | Texas Instruments, Inc. | System Files | TI-73 Explorer Operating System File |
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