This indicates a communication bottleneck. Your PC can see the phone, but data transmission is too slow. This is almost always a cable or USB port issue. Use a shorter, high-quality cable.
Users often make the mistake of simply running the driver installer provided with the tool. A more effective method involves a complete purge of existing drivers using a utility called "USBDeview." By removing all traces of previous Xiaomi, ADB, and Qualcomm drivers, the user creates a clean slate. Once the slate is clean, installing the official "MiFlashDrivers" or the "Qualcomm QDLoader 9008 Drivers" usually resolves the connectivity issue. This specific step transitions the device management from a generic Windows driver to a dedicated Qualcomm driver, allowing the Mi Flash Tool to "see" the device consistently throughout the flashing process. mi flash tool timeout error fixed
Some Qualcomm 9008 targets (especially older eMMC) have marginal HS-PHY. Force USB full-speed: This indicates a communication bottleneck
If you are reading this, chances are you have been staring at the Mi Flash Tool screen, watching the progress bar freeze, followed by the infuriating: "error: timeout exceeded" or "flash timeout error." Use a shorter, high-quality cable
If you still get the timeout error, proceed below.