How do I stop my leather boots squeaking?

Mine are the same. It'll become less annoying after awhile.

give them time too stop on their own

Try sprinkling powder into the boots, or placing a paper towel between the insole and the shoe. Also, wearing socks can help. Click on the link below for more tips.

You need to feed leather
you get cream to rub into boots, it keeps the leather supple, stops it cracking, and squeaking
rub in, buff off