not a single application on my MacBook is responding. Whenever I try opening an application, the cursor just turns in to a spinning ball and remains that way for long until I force quit. I bought the laptop recently so memory is not full. Restarting does not help too. How can I solve this?

I installed some applications in to my HP tablet and they have caused it to become very slow. I then tries a system recovery but it has failed. I now want to do a full system recovery on it. Is it necessary or there is another way out? How is it done?

I have bought a new HP Envy 17t computer with 2GB Nvidia GeForce GT840 Graphics card. I have installed the NVIDIA drivers but they do not function. Every time I try, I am getting an error. I’m running Ubuntu 14. How can I go about this?

I have bought albums from iTunes and now they list themselves as songs and not albums. I would love to see them as albums but there is no setting to change the view. Help please

I bought a new Surface Pro 3 tablet and it seemed to function for quite a while before it began random freezes. I restart it and it functions for a while then freezes again. I have tried all I can but it has not helped. Somebody come to my rescue please.  

Is it possible to prevent a high priority process from aborting whenever a deadlock occurs? Instead, I need lower priority tasks to be canceled. It should be like configuring a high priority user or session to be still functional during a deadlock. Answers are appreciated.

I backed up my MacBook to my  iCloud account. When I went back to restore my machine there was folders showing. But all the folders are empty. Where did my files go and how can I get them back to my MacBook? Did I just lose everything or can this be fixed?

I have a 3^rd generation iPad and it has been functioning well until I installed iOS 8. My VGA cable has stopped working and whenever I connect to my 30 pin VGA adapter, I get an error that the iPad does not recognize the device. Has anyone faced a similar problem or knows how to fix this?

I downloaded the android lollipop upgrade from my tablet that was running on Android KitKat. After installation, my device started rebooting and then went on a continuous reboot cycle. I understand it is only supposed to reboot once or twice. I have even removed the battery but it keeps on rebooting continuously for a very long time. Please help

I understand that the Microsoft istart 123 is a virus and I want to remove it completely from my PC. Microsoft essentials is installed and it has not yet detected it. How can I go about removing the virus?