How to switch between dual partition booting in OpenWRT

To switch to dual partition boot in OpenWrt, you can follow these steps:

1. Access the web interface of the router and log in to the management page of the OpenWrt router.
2. Select “System” from the menu bar.
3. Select the “Upgrade” option from the drop-down menu on the “System” page.
4. Find the “Keep Configuration” option in the “Upgrade” page, and select “Yes”.
5. In the “Firmware Upgrade” section, select “Choose File” to browse and select the firmware file you want to switch to.
6. Click on the “Start Upgrade” button and wait for the firmware upgrade to be completed.
7. After the upgrade is completed, the router will automatically restart.
8. After the router restarts, it will automatically switch to the new firmware partition.

Please ensure you have backed up important configuration files and data before switching partitions.