“After doing further research into this, I have found that you would need to create a new memorized transaction in order to permanently change the amount”

That is incorrect.

Open the Memorized Transactions List. Double-click the one you need to Update.

Update the AMOUNT, on the check or bill or whatever. Make sure […]

Resolution for 'change the method issue: 'How do I edit the amount of an automatic transaction. It let’s me change the method, frequency, etc. but there is not an spot for the new amount.' available: Yes.

The change the method issue or error code is a known issue in Quickbooks Online (QBO) and/or Quickbooks. Support for this issue is available either by self-service or paid support options. Experts are available to resolve your Quickbooks issue to ensure minimal downtime and continue running your business. First try to resolve the change the method issue yourself by looking for a resolution described in the article. If it is a complex change the method issue or you are unable to solve the issue, you may contact us by clicking here or by using other change the method support options.

For more information about resolving issues related to change the method in Quickbooks/QBO or to get support for the issue 'How do I edit the amount of an automatic transaction. It let’s me change the method, frequency, etc. but there is not an spot for the new amount.', click the link below: