My wireless devices keep dropping connection and re-connecting randomly. The connection level shows as strong but it still...

Hi Wendy, I would not buy a new router you can simply replace the switch. For more information and steps on how to do this please check out this Power Switch replacement guide (this guide is not yet published). However, if you would like to replace the power switch you can simply disassemble the device with a few screws hidden underneath the stickers of the device. Then follow the iFixit How To Solder and Desolder Connections.