What do I do if the camera is slow to open?

Please try the following:

1. Avoid running too many programs in the background.
2. Go to Settings> Apps> See all Apps> Find Camera> Storage & Cache> Clear Storage and Clear Cache.
3. Uninstall any recently installed software that may be not compatible with your phone.
4. Back up any important data and restore your phone to factory settings.

If the issue persists, contact the Nothing Support Team for further assistance.