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Try the following, open terminal and type: unity-reset Alternatively: setsid unity But, If you can't get to the terminal cause your start buttons doesn't work you can always (this only works if you have a folder on the desktop) open the folder then go to 'computer>usr>share>applications' look for terminal inside the folder and click to open, then enter ...


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Or you can install "Unity Tweak Tool" and set the default settings. Open a terminal and type: sudo apt update sudo apt install unity-tweak-tool


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In terminal, type in sudo apt-get install --reinstall ubuntu-desktop to completely reinstall back to defaults. To remove all compiz settings type rm -rf ~/.compiz-1 ~/.config/compiz-1 in terminal, then logout and back in.


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I have sometimes had a situation like this happen to me. Along with an equally irritating black dialog version. I found a solution in the answer to this question: 13.10 - Black borders, black terminal Which was to restart unity. Pop open a terminal window and: setsid unity After things settle down, most dialog issues generally seem to have sorted ...


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It's easy to disable visual effects. Open Preferences > Appearance, click on the Visual Effects tab. Select None and you're good to go ;)


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Go to a machine where you have set up a working configuration, and copy the file ~/.config/dconf/user to a USB stick or whatever. Now go to the client machine. Rename ~/.config/dconf/user to ~/.config/dconf/user-2016-06-16, and paste the config file from your computer that's set up the way you want it into the same place on the new machine. If it doesn'...


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You need to install and enable Compiz. sudo apt-get update sudo apt-get dist-upgrade sudo apt-get install --no-install-recommends compiz compiz-core compiz-mate compiz-plugins compiz-plugins-default compizconfig-settings-manager You should now have newer version of MATE Tweak and my modified build of Compiz installed. Reboot (yes an actual reboot) PRO ...


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There is the option to try reinstalling Ubuntu all over again. From the comments & answers there are a number of things that are going wrong. Compiz is complaining and giving you a blank desktop & you don't have an internet connection which would be needed to reinstall compiz for example. Being able to update & reinstall packages is in most of ...


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so you have access to terminal, and you all ready do apt-get update,apt-get upgrade type compiz in terminal to start it, then type unity.. if that not give you graphical desktop, type reboot,and when computer do rebooting,press and keep left shift button on keyboard to enter in recovery mode.. from there chose 1st to enable networking,and be sure that cable ...


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Have you tried reinstalling unity? That is the main Ubuntu UI program. If that is unsuccessful, try doing sudo apt-get purge compiz && sudo apt-get install compiz


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I figured out that on my laptop with NVIDIA 8600M GS graphics and proprietary nvidia-340 driver package, compiz was always using all the CPU it could get from a single core. With no other activity on my computer, this means a value close to 100% on one core, while the other takes care of all the other loads. Top also reports nearly 100% for compiz itself. ...


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Yes, it's there in CompizConfig settings manager (Which you'll need to install if you havn't already, using apt-get install compizconfig-settings-manager) It's under "Extras", uncheck "Thumbnail window previews", and that should turn them off:


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I noticed some heat issues with Ubuntu as well, that is to say I really noticed the heat after picking up a very hot idle laptop. Ultimately for me the solution was as simple as a can of well applied air duster to make sure the cooling system could function more efficiently.


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compiz is a windowing manager. This may be common knowledge. But some comments hint it is not. Some (many?) HP laptops are designed such that the CPU and Graphics Processor share the same heat management resources. If we assume the CPU is cool and the Graphics Processor is over loaded, this explains how Psensor can report hight temperatures and low CPU ...


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You need to reset the whole Unity since something got messed up. In Terminal (CTRL+ALT+T) type: dconf reset -f /org/compiz/ After that: setsid unity Should fix the whole thing. Then try Compiz again.



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