There are two ways to log into a cPanel account:
Through WHM - useful for admin access
Through cPanel direct - best for end users/customers
WHM:
Within WHM, select List Accounts:

From there, click the small cPanel Icon on the account you wish to administer:

cPanel:
You can access cPanel directly by going to either the server’s IP or URL on port 2083
e.g. example.com.au:2083 or 1.2.3.4:2083
You then log in with the username and password
.jpg?sv=2026-02-06&spr=https&st=2026-11-09T17%3A24%3A09Z&se=2026-11-09T17%3A35%3A09Z&sr=c&sp=r&sig=SK2VtG8o3RYQiB5TVQOBjHDPX3dSusGMsyxMpypuRU0%3D)