To change the password on your account, please click on your profile picture and select the Settings option. Then select "Profile" from the Account Settings section:
Then, scroll down a bit to the “Password” section and click “Change“ next to it:
Type in the current password, and then type and confirm the new password. Also, the “Log out of all devices“ option while changing the password is enabled by default to ensure that the new password will be needed for the next login sessions on other devices. Finally, click on the "Save" button to save your changes.
Please note! Except in the case of a shared account, you should never disclose your password to anyone.