$ curl -O https://raw.githubusercontent.com/TechMind428/RPi_LLM/main/pi4_check_usb_ssd.sh 
$ chmod +x ./pi4_check_usb_ssd.sh 
$ ./pi4_check_usb_ssd.sh

$ curl -O https://raw.githubusercontent.com/TechMind428/RPi_LLM/main/pi4_optimize_usb_ssd.sh
$ chmod +x ./pi4_optimize_usb_ssd.sh
$ ./pi4_optimize_usb_ssd.sh 

$ curl -O https://raw.githubusercontent.com/TechMind428/RPi_LLM/main/pi4_safe_migrate_to_ssd.sh 
$ chmod +x ./ pi4_safe_migrate_to_ssd.sh
$ sudo apt install nvme-cli smartmontools hdparm -y
$ ./pi4_safe_migrate_to_ssd.sh