Hello there,
Thank you for reaching out.
We understand you're experiencing network issues when attempting to play with your friends. We're sorry to hear of this, as we can imagine the impact this may have had. If you haven't yet done so, then you may wish to see if [url=https://help.bungie.net/hc/en-us/articles/360049496531-Network-Troubleshooting-Guide]Network Troubleshooting[/url] helps to alleviate this issue.