Q: Here is a goal: To change a router WiFi password

How would you accomplish this goal?

A: Connect the router to a computer using a LAN cable then go to the local IP address of the router to change password.

Q: Here is a goal: To remove a stuck ethernet cable from PC

How would you accomplish this goal?

A: Gently slide off any cover over the connector. Push the connector in a little bit. Slide a piece of plastic between the clip of the plug and the body of the socket while pulling gently on the plug to remove it.

Q: Here is a goal: to give silver jewelry and accessories some shine

How would you accomplish this goal?

A:
rub them with toothpaste and leave overnight to rest