how i can simulate SN7404 in proteus

Hello Muhammed

Thank you for reaching out and welcome to the SnapMagic community :)

Please feel free to refer to our workaround for resolving this issue at the following link:

https://support.snapmagic.com/en/articles/8217196-how-to-fix-proteus-simulation-error-of-no-model-specified

If you need any further assistance, please don’t hesitate to let us know. We’re happy to help.

Best Regards
Amina