Incremental/Delta Enroll Process.

Just follow the steps given below to enroll for incremetal updates. Done via Updater.

Should be on the latest build. and should be on this recovery

Step 1: Open updater, click the below icon for 2 to 4 times.

After that, You'll get a pop-up like this.

Step 2: Paste the given link in custom OTA URL link.

https://raw.githubusercontent.com/Evolution-X-Devices/official_devices/master/incremental

Step 3: Check for Update. it should not show error if you enrolled properly.