Right-click the Setup.exe file and select "Run as Administrator" to bypass permission issues.
If possible, upgrade the single SODIMM slot to a 2GB DDR2 module. download driver acer aspire one nav50 windows 7 64 bit
If a driver installer fails, right-click the file, go to Properties > Compatibility , and set it to run in compatibility mode for "Previous version of Windows." Right-click the Setup