Is a 6 year old computer worth fixing?

 If the computer six years old or more, and it requires a repair that is more than 25 percent of the cost of a new computer, I'd say don't fix it,” says Silverman. ... Pricier than that, and again, you should think about a new computer.   So probably limit the repair to under $500. My repairs are usually about $150 to $225.

how to fix the windows 10 camera bug

 Once you have your camera installed properly...check in the device manager and see that your drivers are updated.  You can open and  check your camera by typing camera into the search bar and opening it up.

Give your apps permission

If you recently updated Windows 10, you might need to give apps permission to use the camera. In newer versions of Windows 10, some apps don’t have default access to the camera. 

 

To let your device access the camera, select Start , then select Settings  > Privacy  > Camera . In Allow access to the camera on this device, if Camera access for this device is turned off, select Change and turn on Camera access for this device. 

 

 

How to Set Up and Optimize Your Wireless Router for the Best Wi-Fi Performance

 https://www.pcmag.com/how-to/how-to-set-up-and-optimize-your-wireless-router-for-the-best-wi-fi-performance

Interesting reviews on free anti-virus software

 

https://www.pcmag.com/picks/the-best-free-antivirus-protection