QB Issue Resolution:

This feature is not available in Quickbooks.

I normally use a workaround here. I add NOTTOPAY along with the Num of the bill. This reminds me not to pay at all times.

If this post answers your question, please give a “thumbs up” or mark this “Solved” else feel to free to  ask more questions

Resolution for Issue 'Can I put a vendors unpaid bill On Hold?' available: Yes (Solved).
Source: Intuit Community forum.

Can I put a vendors unpaid bill On Hold?: this 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 issue yourself by looking for a resolution described below. If it is a complex issue or you are unable to solve the issue, you may contact us by clicking here or by using other support options.

Support for aging
Quickbooks Repair Pro will resolve it efficiently and affordably. Guaranteed resolution of your issue, or you pay nothing!

Error Recovery for aging [Canada]
E-Tech is the #1 Quickbooks data migration and Conversion service provider.

Get 50% off Quickbooks Online

Click Here for 50% off!

Additional Support Options: