Display issues are caused due to outdated drivers. You can update it using the manufacturer's website or download Advanced Driver updater for this. Other than this, if your laptop is facing a flickering problem then reboot your laptop in Safe mode.
For such a problem, you can run the Windows Power Troubleshooter. Check if there are any recent changes in the BIOS settings. if this is the reason then you can reset the BIOS settings. If nothing works then download a driver updater software.
You can check the BIOS where the fan settings will be visible. If it seems abnormal then adjust or reset them to default values. Also, update it to the latest version. You can also try the Fan Control Software.
If your laptop is heating then try one of the following tips:1. Remove all the cables and shut down it for a while.2. Get a laptop cooling pad.3. Place it on a flat surface and at a place from where the heat can pass.
Due to poor focusing and shutter speeds that are too slow, the pictures are often blurry. Also, make sure that there is no dirt on the camera lens. You can also read this guide to confirm the actual problem: Best Ways To Fix Windows 10 Camera Not Wor...