You need a legitimate Windows 7 ISO (64-bit recommended). Since Microsoft no longer sells Windows 7, you may use an existing license or a trial ISO for educational purposes.
Installed from F-Droid (do not use the outdated Play Store version). install windows 7 on termux
No. QEMU in Termux works without root.
Any Android VNC client (e.g., RealVNC or BVNC) to view the Windows GUI. You need a legitimate Windows 7 ISO (64-bit recommended)
Grant Termux permission to access your device's internal storage: termux-setup-storage Use code with caution. install windows 7 on termux