To grant access to your Google Ads account, follow these steps:
Enter your Google Ads account.
On the top right, click Tools and settings 🔧.
Select Access and security.
Click on the blue ➕ on the left side.
Enter the Email address and choose the level of access you wish to grant.
The user you granted access to should receive an invitation to his Email inbox.
If you receive this issue:
"This email address isn't in an allowed domain. To make changes to the allowed domain list, update your security settings."
Follow these steps:
Using the top menu, navigate to Security.
Scroll all the way to the bottom to Allowed domains.
Add the Email domain to the domain list.
For example, if the Email you wish to grant access to is [email protected], the domain you need to add is adscale1.
Click save and try granting access again.