UM_Acer_1.0_eng_A221HQ.zip August 28, 2013 Operating system Unknown OS File type Application Version 1 32-bit
QSG_Acer_1.0_eng_A221HQ.zip August 28, 2013 Operating system Unknown OS File type Application Version 1 32-bit
Monitor_Acer_1.0_W7VistaXPx86x64_A221HQ.zip August 28, 2013 Operating system Windows 7 Windows Vista Windows XP File type Driver Version 1 32-bit 64-bit