From the desktop
Use Google Chrome browser for the optimal experience.
Go to weedmaps.com
At the top right corner of the webpage, click Log in
Click on your avatar/user login icon - a dropdown menu will appear
Click View Account
On your profile page, find Username
Next to Username, click Edit
Type in your new username and click Save
Using the Weedmaps app
Android:
Open your Weedmaps app
At the top left of the screen, tap the Hamburger menu icon
Tap Sign in
Staying within the hamburger menu, tap Account Settings
Next to Username, tap Edit
Type in your new username, tap Save
iOS:
Open your Weedmaps app
At the top of the screen, tap your avatar icon
Tap Profile
Tap Username
Type in your new username, tap Save