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Troubleshoot issues related to making and receiving calls on your ZTE Warp Sync

This article helps troubleshoot making or receiving calls on your ZTE Warp Sync.

You may have issues with calls if you have:

  • A low signal strength
  • Trouble making or receiving calls
  • Frequently dropped calls

These steps help identify and resolve the underlying cause. After completing each step, test to see if the issue is fixed. If not, continue to the next step.

  1. Verify airplane mode is turned off.

    1. Press and hold the Power key.
    2. If Airplane mode is ON displays, tap Airplane mode.

  2. Verify your ZTE Warp Sync is connected to the Boost Mobile voice network using Boost Zone.

    Be sure your ZTE Warp Sync is connected to the Boost Mobile voice network to make or receive calls.

    1. From the home screen, tap the All Apps icon, then tap Boost Zone.
    2. Swipe to the left to open Device Diagnostics.
    3. Look for Network:
      • Network is in the Passed section: Your phone is connected to the Boost network.
      • Network is in the Failed or Flagged section: Update the PRL.
        1. From Device Diagnostics, tap Network.
        2. Tap Network PRL.
        3. After the update is complete, tap OK.
  3. Verify if coverage is available at your current location.

    If your ZTE Warp Sync has low signal strength, see if your location is within Boost Mobile voice coverage on the Boost Mobile coverage map.

  4. Perform a soft reset.

    A soft reset reconnects your ZTE Warp Sync to the Boost Mobile network.

    1. Turn your phone off.
    2. Remove the battery. After 30 seconds, reinsert the battery.
    3. Turn your phone back on.

Note: To optimize device performance, be sure your ZTE Warp Sync is running the most recent device software. Check for software updates.

If you're still having issues, please contact Boost Customer Care.