Tanx man.but dual boot newe mchn.programs tika tiyagena mata windows 7 main OS eka karaganna one.
windows 7 walin windows 10 walata upgrade karoth witharai aya windows 7 walata enda puluwan..format karala windows 7 dapan.

downgrade karanna be mama hitanne.umba win7 upgrade neweda kale ?
ehema upgrade kalanam puluwan ati![]()
Hyper-V walain run karanna man mehemayi karanne
https://msdn.microsoft.com/en-us/virtualization/hyperv_on_windows/quick_start/walkthrough_create_vm

mekath vitualbox wage seen ekakda bro ?![]()
ow software install karanna deyak na windows default dilaa thiyenawa

eka 10 walata witharyi neda tiyenne ? 7 wala na neda ?![]()
me kathawa terune na![]()