hello, have installed ubuntu in many computers im having trouble laptop, toshiba satellite c845d-sp4216sl, came windows 7, when boot cd , try install computer freezes, im sure ubuntu cd ok, because checked after downloaded , used installation; started investigating in forums , said "turn acpi off , installation run ok" did not solved problem, after turning acpi off, got kind of "initframs" error, , don't know do, appreciate bring. it cd drive faulty or lens needs cleaning. use old 1gb sd card installs. use "startup disc creator" or unetbootin , set bios boot usb. http://unetbootin.sourceforge.net/ saves burning disc, faster load , no cd drive noises. edit: unplug other usb drives when trying boot card or stick Forum The Ubuntu Forum Community Ubuntu Official Flavours Support New to Ubuntu [ubuntu] Can't install ubu...