I use Skydrive to manage all my documents and I have updated my operating system to Windows 8.1 and the installation went fine but now I can't properly synchronize with Skydrive I can only access to the files which were already there before the update and doesn't synchronize with new files. I get this error when I try to synchronize : "Error: We can't connect to your SkyDrive because the path of a file or folder is too long".   

My PS4 automatically ejects discs outside when am in the middle of a game and can't put it back in like it has a another disk inside it and also it makes a noise when inserting a disc. Does anyone have the same problem? Is there any fix for this?

I've bought an Alienware laptop recently and it worked fine. But a few days ago even though I change the colour of the FX lights red is still on. But when I play games and let the game take control over FX lights red light goes off and it doesn't turn on again until I reboot.     

I would like to buy a new MacBook Air but it has a memory of 4 GB which cannot be upgraded. Is there any way I can extend the memory, like by adding another RAM chip of equal memory? Can you please give me suggestions about doing so?
 

I have an Android tablet and a Toshiba laptop running Ubuntu 12.04. I connect both these devices to the same wi-fi. Videos of youtube work fine on the laptop but response rate is slower for the tablet. What do you think is causing the tablet to load the videos slowly, with so much buffering? How can this matter be solved?

My new Android tablet shows some kind of verification error when I try to connect it to wi-fi. I tried restarting it but that didn't help. Can you tell me what the problem here can be. I have one more device connected successfully to the same wi-fi, but this device doesn't work.

I have an Android tablet and would like to run any version of Windows OS on this set. Can the OS be installed via a SD card? Or is there any other procedure for doing so? Please give me sound advice, thanks in advance.

I have an extra mouse software Logitech, which I would like to uninstall as multiple mouse softwares are creating a conflict. Can any expert pls tell me the instructions how to uninstall Logitech from my system?

I changed the scrolling options for my mouse device in the "Applies to" section, and now I am receiving the error " Some mouse settings might not work until you connect a Microsoft mouse to a USB port on your computer or set up a Microsoft mouse that uses Bluetooth technology". What can be the reason for this error? How can this issue be resolved?
 

I have signed up for gmail account quite recently and started using Outlook Express to check my emails. The receving channel of email works fine, but when I try to send an email, an error appears saying, " An unknown error has occurred". Why is this so? Is there any kind of authentication problem? Can an expert guide me the steps how to correct the settings?