Check requests, collect missing files, open approval tasks. Every one is ready to run, and you can adjust it in plain language.
Log emailed tech problems and flag unsupported severity.
Your problem register stays current as reports arrive by email, with missing details called out and the original thread close at hand.
Add new colleagues to approved channels and report failed invitations.
Give new colleagues the channel access their onboarding checklist calls for, with a clear list of what worked and what needs your attention.