`FirebaseAnalytics` requires CocoaPods version `>= 1.10.0`, which is not satisfied by your current version, `1.5.2`.

The solution for this is noted below

FirebaseAnalytics requires CocoaPods version >= 1.10.0, which is not satisfied by your current version, 1.5.2.

Solution

sudo gem install cocoapods --pre

Try other methods by searching on the site. That is if this doesn’t work