Unfortunately, this is not possible, best course of action would be to do a quick audit of your supplier list and update there bank details before trying to proceed using the Pay Bills feature.

Hope this helps!

Resolution for 'change supplier issue: 'Is there a way to add/change supplier bank details while in the “pay bills” screen?' available: Yes.

The change supplier 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 supplier issue yourself by looking for a resolution described in the article. If it is a complex change supplier issue or you are unable to solve the issue, you may contact us by clicking here or by using other change supplier support options.

For more information about resolving issues related to change supplier in Quickbooks/QBO or to get support for the issue 'Is there a way to add/change supplier bank details while in the “pay bills” screen?', click the link below: