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Software Upgrade Assistant
Repair Assistant for Quanta

2026-10-15 06:09:49.285

Software Upgrade Assistant
Repair Assistant for Quanta

A failed software update can leave your phone unusable. Follow these simple steps to repair your Quanta's software using the Software Upgrade Repair Assistant.

Before you begin

The Software Repair process is identical for Windows and Macintosh.
The Software Upgrade Assistant (SUA) must be installed on a compatible computer.
Ensure yours device is powered on and able to be unlocked if necessary then connect it to a computer using the supplied USB cable. If the device is not recognized immediately, pull down the notification panel to switch the device mode from "Charge Only" to "Software Installation" mode.
The repair process may take up to 45-90 minutes. Do not disconnect the device from the computer during the repair process.
The most recent software version becomes available on the SUA/SRA tool within a week of a new software update. During this time, the SUA/SRA is unavailable for usage.

Steps

  1. From the device, swipe down on the
    Status bar
     then tap the
    USB connection entry
    .
  2. Tap
    Software Installation mode
    .
  3. If the update fails to install or the device is up to date, from the Software repair screen click
    Start Repair
    .
  4. On the Google Account Info Needed screen, click the
    I know my Google account info
     checkbox then click
    Next
     to begin the repair.
    If the Google account info is unknown, click the
    Click to learn what to do
     link and follow the instructions to remove the Google account from the device.
  5. From the "Now, It's Your Turn..." screen, unplug the Ellipsis, complete the Setup Wizard, and then plug the Ellipsis back into the computer and click
    Next
    .
  6. When the restoration process is complete, click
    Exit
     and disconnect your device.