@ralleke Do ya mind Tell 'n us -

what version of opera & is it 32/64 bit

what OS ya got..

laptop or Destop

what graphic card - amd or older ati/intel hd/nvidia/ect..

when boot 'n up do ya have borders around your desktop..

or just when ya open the opera browser.. *i assume its just when ya open opera 's veiw maximized - then the bolders show..

what happens if ya - Just tap on F11 to enter Opera's fullscreen mode and F11 again to exit it

do borders go away..