Update your path From the Start search bar, enter ‘env’ and select Edit environment variables for your account. Under User variables check if there is an entry called Path: If the entry exists, append the full path to flutter\bin using ; as a separator from existing values.
Read moreHow do I change my path on flutter?
Make sure you set the path of the flutter/bin location under the environment variable (This PC -> right click to properties -> A dvanced system settings -> Environment variables) in the variable called as Path. If there are no variable named as Path then create one and set the flutter/bin path.
Read moreHow do I change the PATH variable in Windows?
Update the PATH Environment Variable (Microsoft Windows)
Read more