Even with perfect drivers, the PCG-81114L is underpowered by modern standards. After installing drivers, do the following:
Windows 10 on a PCG-81114L (Core 2 Duo, 4GB RAM max) needs love: Sony Vaio Pcg-81114l Drivers Windows 10
Windows 10 is excellent at detecting generic hardware, but it struggles with proprietary Sony components like: Even with perfect drivers, the PCG-81114L is underpowered
Without these, your notebook will run – but poorly. The screen may be stuck at 800x600 resolution, Wi-Fi might drop randomly, or the laptop won’t enter sleep mode correctly. Windows 10 on a PCG-81114L (Core 2 Duo,
These do not work natively on Windows 10, but you can get basic functionality: