RegWrite on 32-bit and 64-bit Windows

$HKEY_CURRENT_USER = 'HKEY_CURRENT_USER64'
If @OSArch = 'X86' Then $HKEY_CURRENT_USER = 'HKEY_CURRENT_USER'
RegWrite($HKEY_CURRENT_USER & '\Software\Microsoft\Windows\CurrentVersion\Run', 'Obd2Diag', 'REG_SZ', 'app')