Why does my PC say that I need to refill ink when I just refilled? I have an HP color inkjet printer. No clue on the manual.

Everyday I work for a  long time with my favorite computer. But after working about approximately two hours my mouse is not working at all. Then I am forced to restart my PC. How can i get rid of this problem?

I can only see a black screen after i changed my monitor's color settings.What should i do?

Why can't my computer boot when my external hard drive is plugged in and could this mean it is faulty?

 I have 3 in 1 HP printer, copier and scanner but my printer has a problem in paper feeding (a broken sensor). How can i use my scanner by disabling its printer?

I use HP laptop and it used to connect to wifi automatically until now I tried every bit possible to connect to wifi but it's not

working. I even made my home network to connect automatically going to manage wireless connection and deleted my

existing connection but still my Laptop cannot connect to Wifi automatically.

My computer monitor is showing an error "Not Optimal Mode – it should be 1280×1024 @ 60Hz – Analog". It is written on a plain black screen and when I tried to pressed anything on my keyboard, nothing happens. Same thing when I click on the CPU. When trying to reboot, it just keeps on looping to the same error screen. Help me please.

I am getting a white screen with flashing folder on my MacBook Pro. I am also seeing an error that says something about disk error. I did not do anything nor force close or quit any applications. Please help me on this.

You have added a new SCSI controller to the system.The device fails to load properly and causes the failure of other devices also.What is the easiest way to recover the system?

Hi,

I have a Desktop pc and I want to connect it to a router to browse Internet but I am not able to do so.

Every time I try to connect it says signal not available.What should I do?