Target hardware

• Modern UEFI motherboard
• AMD Ryzen X3D CPU
• NVIDIA RTX GPU
• Windows 11 already installed

Goal

• Keep Windows fully working
• Install CachyOS safely
• Maintain Secure Boot compatibility
• Optional shared Steam library

Phase 1 — Windows Preparation

Backup Important Data

Before touching partitions:

• Backup documents and saves
• Use cloud or external storage

Dual-booting is safe when done correctly, but backups are strongly recommended.

Download CachyOS ISO