Solved: "Choose update package" or "Install upadte.zip" option not showing in MIUI
There are two options to install a locally downloaded package in a Redmi phone. One is to select "Choose update package" option from the software updater. Another is to use the "Install update.zip" option from the fastboot menu. But in some cases you will notice that both of these options are not displayed on your mobile. How to get those options displayed?
In the case of software updater, Open the software updater and click on the MIUI icon 7 times. Now you should see the advanced option such as "Choose update package" & "Reboot to Recovery mode"
As for the "Install update.zip" option in the Fastboot recovery menu, follow the above steps and also make sure that the update package is name update.zip and is located in the root of the internal storage.