To make a VAT rate inactive:
Go to Settings -> Invoice then click Edit under the existing default VAT rates:

Click on the VAT rate you would like to make inactive:

Click on the green tick box next to Active to it appears greyed out:

Then Save:

You'll then see the inactive rate towards the bottom of the list, marked as Inactive:

Go to Settings -> Invoice then click Edit under the existing default VAT rates:

Click on the VAT rate you would like to make inactive:

Click on the green tick box next to Active to it appears greyed out:

Then Save:

You'll then see the inactive rate towards the bottom of the list, marked as Inactive:

Published on: 25 / 11 / 2020