After installing Freya I noticed that my laptop hangs very often. I can however do Alt + Ctrl + F1 and back Alt + Ctrl + F7 to get it working again. Could someone tell me how can I find out what is causing that and how to fix it?
closed as unclear what you're asking by user3, Ravan, Sanjay Karki, bigbang, RolandiXor Nov 24 '15 at 16:59
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