Error code S7361-1253 on Netflix means that there is a software issue with your Mac computer that is preventing Netflix from playing. This error is almost exclusively reported on Safari. The following are some troubleshooting steps to fix the issue:

• Update macOS on your Mac to the latest version.
• Disable extensions on your Safari browser.
• Reset PRAM and NVRAM caches.

To reset PRAM and NVRAM caches, you need to shut down your Mac and then turn it on again while holding down the Command + Option + P + R keys. Keep holding the keys until you hear the startup sound twice, then release them. After resetting the caches, try to play Netflix again and see if the error is resolved.