Thanks for that.
We'd now like you to clear the Camera app cache and data by heading into Settings > Apps > Camera > Storage > Clear cache, then Clear data (which won't delete any pictures or whatsoever). Once you've done this, please switch off your phone for a few minutes. Does this help?
We can arrange for an engineer to take a closer look into this. If you'd like this option, please click on the following link to get in touch with our Support Team: