How to Factory Reset Bose QC35 II

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The Bose QuietComfort 35 II (QC35 II) headphones have earned widespread acclaim for their exceptional comfort, sound quality, and noise cancellation. However, there may come a time when users need to reset their headphones to factory settings, whether to troubleshoot issues, erase personal data, or prepare the headphones for resale. In this comprehensive guide, we delve into the step-by-step process of factory resetting your Bose QC35 II headphones, ensuring a seamless and hassle-free reset experience.

Overview of the Bose QC35 II

The Bose QC35 II headphones have established themselves as a benchmark in the wireless audio industry, offering users a premium listening experience that combines comfort, performance, and versatility. Designed for audiophiles, travelers, and everyday users alike, these headphones promise to deliver immersive soundscapes that transport users into the heart of their favorite music, podcasts, and audio content.

Understanding Factory Reset

A factory reset, also known as a hard reset or master reset, restores a device to its original factory settings, erasing all user data, preferences, and customizations. Performing a factory reset on the Bose QC35 II headphones can help resolve software issues, clear pairing information, and restore the headphones to their default state.

Step-by-Step Guide to Factory Resetting Bose QC35 II

  1. Power Off the Headphones: Before initiating the factory reset process, ensure that your Bose QC35 II headphones are powered off. If the headphones are currently on, press the power switch on the right earcup to turn them off.
  2. Enter Reset Mode: Once the headphones are powered off, locate the Power/Bluetooth button on the right earcup. Press and hold this button for approximately 10 seconds until you hear a voice prompt or see the Bluetooth indicator light blink blue. This indicates that the headphones have entered reset mode.
  3. Release the Button: After holding the Power/Bluetooth button for 10 seconds, release the button and wait for the headphones to reset. You may hear a voice prompt confirming that the reset process has begun.
  4. Complete the Reset Process: Allow the headphones to complete the reset process, which may take a few moments. During this time, the Bluetooth indicator light may blink blue or amber, indicating that the headphones are resetting.
  5. Power On the Headphones: Once the reset process is complete, power on your Bose QC35 II headphones by pressing the power switch on the right earcup. You should hear a voice prompt confirming that the headphones are powered on and ready for use.
  6. Re-pair with Devices: After factory resetting your Bose QC35 II headphones, you will need to re-pair them with your desired audio sources, such as smartphones, tablets, or computers. Follow the pairing instructions provided in the user manual or on the Bose website to complete the pairing process.

Additional Tips and Considerations

  • Backup Important Data: Before performing a factory reset on your Bose QC35 II headphones, consider backing up any important data or settings that you wish to retain. Once the reset is complete, all user data and customizations will be erased and cannot be recovered.
  • Firmware Updates: After factory resetting your Bose QC35 II headphones, it’s recommended to check for firmware updates using the Bose Connect app or the Bose website. Installing the latest firmware updates can ensure optimal performance and compatibility with your devices.
  • Contact Support if Needed: If you encounter any issues or have questions about the factory reset process, don’t hesitate to contact Bose customer support for assistance. Bose representatives can provide guidance and troubleshooting tips to help you successfully reset your headphones.


In conclusion, factory resetting your Bose QC35 II headphones is a straightforward process that can be completed in just a few simple steps. By following the step-by-step guide outlined in this review, you can erase all user data, preferences, and customizations, restoring your headphones to their original factory settings.

Whether you’re troubleshooting software issues, preparing the headphones for resale, or simply starting fresh, the factory reset process offers a convenient way to restore your Bose QC35 II headphones to their default state. With your headphones reset and ready for use, you can continue to enjoy the exceptional comfort, sound quality, and versatility that the QC35 II headphones are known for.

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