For Windows 7 32-bit systems, if you configure 2GB of memory, there is no problem. If you configure 4GB of memory, the mouse and keyboard in VNC will fail.
For Windows XP 32-bit systems, if you configure 2GB of memory, there is no problem. If you configure 4GB of memory, a blue screen will be displayed.
Windows 7 screenshots
![QQ截图20240805142050.jpg QQ截图20240805142050.jpg](https://forum.proxmox.com/data/attachments/72/72114-5ac0f49652565e12dffae726826ecea5.jpg)
![QQ截图20240805142057.jpg QQ截图20240805142057.jpg](https://forum.proxmox.com/data/attachments/72/72115-59118bbf11a15678d0b4fa2d7af7d613.jpg)
![QQ截图20240805142112.jpg QQ截图20240805142112.jpg](https://forum.proxmox.com/data/attachments/72/72116-84c0be43ef8cd6abcca11ec12c6d6b84.jpg)
Windows xp screenshots
![QQ截图20240805142209.jpg QQ截图20240805142209.jpg](https://forum.proxmox.com/data/attachments/72/72117-d9bd41152ab035a022908619763bbebf.jpg)
![QQ截图20240805142216.jpg QQ截图20240805142216.jpg](https://forum.proxmox.com/data/attachments/72/72118-797d657af2e19518ed10c3980df6c5af.jpg)
![QQ截图20240805142226.jpg QQ截图20240805142226.jpg](https://forum.proxmox.com/data/attachments/72/72119-da22a4f99114f540e0e0559fbd99b38a.jpg)
For Windows XP 32-bit systems, if you configure 2GB of memory, there is no problem. If you configure 4GB of memory, a blue screen will be displayed.
Windows 7 screenshots
![QQ截图20240805142050.jpg QQ截图20240805142050.jpg](https://forum.proxmox.com/data/attachments/72/72114-5ac0f49652565e12dffae726826ecea5.jpg)
![QQ截图20240805142057.jpg QQ截图20240805142057.jpg](https://forum.proxmox.com/data/attachments/72/72115-59118bbf11a15678d0b4fa2d7af7d613.jpg)
![QQ截图20240805142112.jpg QQ截图20240805142112.jpg](https://forum.proxmox.com/data/attachments/72/72116-84c0be43ef8cd6abcca11ec12c6d6b84.jpg)
Windows xp screenshots
![QQ截图20240805142209.jpg QQ截图20240805142209.jpg](https://forum.proxmox.com/data/attachments/72/72117-d9bd41152ab035a022908619763bbebf.jpg)
![QQ截图20240805142216.jpg QQ截图20240805142216.jpg](https://forum.proxmox.com/data/attachments/72/72118-797d657af2e19518ed10c3980df6c5af.jpg)
![QQ截图20240805142226.jpg QQ截图20240805142226.jpg](https://forum.proxmox.com/data/attachments/72/72119-da22a4f99114f540e0e0559fbd99b38a.jpg)