# QIYU 3

For a better developer experience, Qiyu 3 provides automatic system and controller firmware upgrades. You can refer to release notes here.

When you open the “Settings - General” page, if you see a "new Updates Available" prompt, the device is being upgraded automatically. The progress is displayed in the "System Info" page. Once your dev kit has updated successfully, you will see a pop-up message asking you to reboot the device. After rebooted, the dev kit is on the new version.

# OS v5.0.15

Published 2021-12-14

  1. Support phone numbers and e-mail addresses outside mainland china to log in to our QIYU device, and test accounts will no longer be able to login. For more details, please check our latest Register and Login Guideline (opens new window).

  2. The dev kit will perform and receive further OS updates as our retail version headset, and there will be no more developer-only OS updates.

  3. Optimized the utilization of OS resources for QIYU Performance Tool and increased accuracy of the performance metrics.

# OS v5.0.11

Published 2021-11-03

  1. Compatible with “Qiyu Performance Tool (opens new window)”.

# OS v5.0.10

Published 2021-10-19

  1. The installation of third-party apps is opened. Now you can browse to the apk file in the folder and manually install it to the system by copying or connecting to an external device
  2. Support the video apps on your mobile phone to castscreen into the device
  3. Optimized the application display and sorting logic in the Library, now the default sorting method is "recently used"
  4. Optimized the file sorting function in local files and external devices, sorting by file name is supported
  5. Optimized the memory, improved the stability when entering and exiting the game, and reduced the probability of black screen
  6. Slightly adjusted the size of the main panel to improve local clarity and reduce text flicker
  7. Optimized the handle positioning algorithm
  8. Comprehensively optimized the system power consumption and increased the battery life of watching movies
  9. Fixed some display problems in the Appstore and some other bugs
  10. Add authentication for the application running on the Qiyu device: Unity (opens new window), Unreal (opens new window)

# OS v5.0.7

Published 2021-9-18

  1. Fixed the issue of repeated prompts for controller upgrades.
  2. Fixed the issue that app icon is abnormal scale in the library.
  3. Fixed a crash of the browser.
  4. Optimized the rendering latency and joggle issue.
  5. Optimized the logic of resetting the ground of the customized boundary to reduce the abnormal height issue.

# OS v1.6.4

Published 2021-8-19

Release notes:

  1. Provide the test account app for Qiyu developers.

# OS v1.6.3

Published 2021-8-3

Release notes:

  1. Optimized render latency.

  2. Optimized jitter and latency of controller tracking.

  3. Fixed the inconspicuous issue of Foveation Rendering.

  4. Fixed the issue that in-app spatial Audio does not work.

  5. Fixed the display name field issue of QIYU account API.