Mac users in particular face this issue a lot. This means that if you ever make a change to a different OS in future, you will be locked out of your drive with no way to open the password encrypt drive with BitLocker encryption.
BitLocker is an excellent tool with only one significant drawback - it only works with Windows systems. And since people tend to store data in external drives for prolonged periods of time, it's always a good idea to password protect them in case they fall in the wrong hands. BitLocker has been developed by Microsoft and provides an optimal level of security for your devices. Windows popularly uses what is known as BitLocker to secure external USB drives and external hard discs. So it is but natural for people to want to encrypt their external storage devices as well. These days, you will barely come across a system that isn't locked. May apps natively provide you with options to password lock USB or portable drive. Especially in the digital age, we are constantly looking for ways to ensure our data stays safe and secure.
Security is a very important issue for all of us.