If those changes are not being synced to your integrations, you can do a manual check on your entire catalog by running the "Push all un-synched products & variants" task.
If a product is not showing up on your point of sale, more than likely it is un-synced. Here are some other troubleshooting tips for products that aren't syncing:
Starting the task
Go to Settings>Advanced and click the "Push all unsynced products & variants" task:
Follow the syncing progress from your Tasks page:
Things to Note:
If products are not appearing at the point of sale, follow the steps in this guide first: Products Not Syncing.
This task will not override incorrect settings or enable products on an integration. (See: Exporting to an Integration)
This is not the same as syncing an individual Product from the Edit Product panel (step 4 in Products Not Syncing).
This task should not be a part of your regular workflow. If you have to sync with regularity, please reach out and let us know.