Downloading?

[Rodredrum]

Hello i have a problem i a tryining to install Itunes/quicktime etc. and every time i do it says "another installation is in progress. complete this one before continuing this one." this happens for ever programme/app i try to install

ps i am also not installing anything (i checked)

perhaps an app to cancel all downloads?

any help would be much appreciated

 

[Frostmourne]

Try downloading the installers manually, saving them to your downloads folder or desktop, disconnect from the internet, reboot and re-run the installers.