I have a iPad Mini and I updated it to iOS 8 few days back. I'm having a lot of compatibility issues and the device doesn't perform as it used to perform on iOS7. Is there a way I can restore my iPad Mini back to iOS7 so that I can enjoy using my iPad without any problem.

I have a pdf that I want to view on my ipad. I am currently having problems installing adobe reader on the ipad. Firstly can anyone help me to sort that out? Secondly, is there another alternative to read pdf on the iPad? I have tried to use kindle app but the quality is affected.

I have installed Hill Climb Racing on my iPhone few days ago and I again deleted it. Today, the game appeared for an update in the app update list. Is this supposed to happen? What kind of error is this? What should I do to get rid of the unnecessary update?

I have MacBook Air and I have installed Yosemite on it. Whenever I boot my Book, I get a 'Update Required' message and I end up updating my OS. I don't think that Apple releases an update each day, does it? What might be causing my Book to update Yosemite each time I boot? How to fix this or stop the update every time I boot?

I have Groupon app on my iPod which I installed about two months ago. I got a update for the app before one month but the update has not completed yet. Today too, the progress bar is stuck and I cannot even delete the app. How can I remove the app completely so that it will not have any CPU and memory usage.

P.S I have the 4th Generation iPod Touch with iOS 6.1.3.

I'm currently on Yosemite. I never update the software on my system until and unless the update is 48 hours old. I press on 'Try again tomorrow' but I'm never given second chance to update my software. What might be the cause of this issue? How can I get the software update on time as per my will?

I have updated my iPhone to iOS 8 and my space available on the phone is decreased. I think that the space on the phone is hidden. How can I get the hidden space back without facing any problem? I don't want to restore my system.

P.S I have already removed the installer for iOS 8 but I still have lots of space occupied.

I really don't know what has happened to my MacBook. I updated it to the Maverick and almost all files have disappeared from my MacBook. How did the files disappear for no reason? Is there a way I can get those files back? What might have caused the files to disappear?

I really don't know what is going on with my AppStore. I have updated it to the latest version on my iPhone 5s and I have downloaded updates for some apps using it. My connection speed is 25MBPS but I only get around 20KBPS. This never happened to me ever before. How to fix this problem?

I have a iPhone and it has iOS 5 installed and I have iMessage also. My brother wants to chat with me but he has only a Windows PC. He has nothing starting from i. Therefore, I need to find out a client for Windows which will allow to chat between iMessage and Windows. What can be done to develop this?