Will Your Slack AI Brief Still Run When the Installer Leaves?
A Slack app can stay installed after the person who added it leaves. A passing run before offboarding is only a rehearsal. To trust the handover, verify a normal scheduled run after the old access has ended, using a fresh fact and the intended reviewer's receipt.

TL;DR
4 min read- A bot answering in Slack proves it can answer there. It does not prove the scheduled brief can still read a connected document or CRM.
- Before the handover, identify the account each source read uses, the saved schedule and the person who should receive the brief.
- Accept the handover only after the normal job reads a change made after the access transition and delivers it to the new reviewer. If you cannot establish which access it used, continuity is still unverified.
What survives the Slack account?
Start with what the departing person actually did. Adding an app to Slack, connecting a source account, setting up a schedule and receiving the report are four different jobs. One person may have done all four. Transferring one does not transfer the others.
Slack's token guide distinguishes a bot acting as the installed app from an app acting on a member's behalf. A bot token isn't tied to the installer in the way a user token is. When Slack deactivates a member, that member's grants are no longer available. Some apps keep working; an app that needs those grants may stop.
If the app itself is inactive, have an authorized app manager follow Slack's guidance for deactivated members' apps. For an internal Slack app, check whether any of its collaborators is still active. If all have been deactivated, an owner may need to add a collaborator to reactivate it. If the app is active, don't reinstall it just because a brief is missing. Slack can't tell you from the app listing whether a separate source account still serves the job.
The Friday before is a rehearsal. The Friday after is the test.
Imagine a private weekly project recap that reads a pilot plan and sends its draft to the person who originally installed the app. On Friday before the installer leaves, the bot reads the plan's Tuesday review date and the replacement reviewer receives the draft. That is worth checking: the new destination works. It says nothing about whether the job is still borrowing the departing person's document access.
After the planned offboarding on Monday, ask the authorized source owner to confirm the job no longer relies on the former account. The project lead then changes the review date from Tuesday to Wednesday in the approved pilot plan. On the next Friday, can the ordinary scheduled brief name Wednesday, link to that revision and reach the new reviewer? An old Tuesday draft forwarded to the right DM fails this test.
| Check | Evidence you need |
|---|---|
| Installation | An authorized teammate can use the app in the intended Slack workspace. If not, start with Slack app status. |
| Source | The owner confirms that the authorized connection belongs to a continuing account. The brief cites Wednesday from the plan revision made after the transition. If access is unknown or the read failed, mark it unverified or partial. |
| Schedule | The first normal Friday job after the access change produced this result for that reporting period. A manual prompt or a successful run before Monday does not count. |
| Recipient | The new reviewer can open the delivered draft and its permitted source. A send to the old DM or a broader channel is not a successful transfer. |
Those checks tell you what to repair. If the bot responds but can't cite the plan, inspect the approved source connection and its account owner. If a private rehearsal can read the plan but Friday passes without a run, inspect the saved trigger. If the result exists but the reviewer never got it, check the destination before retrying. A resend cannot repair an unread source.
Hand over the Mio brief, not the old conversation
For a Mio weekly recap, open the actual saved instructions with the person responsible for the job. Check the named sources, reporting cutoff, trigger and destination. A saved Mio skill does not inherit the thread or attachments from the conversation that created it. A plan pasted into that chat is not a durable source for next Friday.
An illustrative instruction for the handover: 'Use the approved pilot plan and this week's project updates. Draft the review date and link to its source. Identify any source you could not check. Deliver the draft privately to the agreed reviewer; do not edit records or post a team announcement.' Name the real, authorized sources and reviewer in the saved job. Review any proposed change before confirming it.
Agree on a private rehearsal before the departure and an acceptance run after the normal offboarding. A test that sends a DM is a real delivery. Don't deactivate a live account as a drill, borrow someone's credentials or make a private connection workspace-wide to get a passing result. If the source needs a successor, its authorized owner should use that provider's normal process.
Write the evidence into the recurring-workflow runbook: which run, which source revision, which recipient and what is still unresolved. Record the actual access transition time as well. Only accept the handover once the continuing account, a later source revision and its normal scheduled delivery to the replacement are all accounted for. If Friday has not come yet, write 'rehearsed; continuity not verified' and name who will check. Do not delay required offboarding to make a report pass. If you're setting up your first recap, try Mio in Slack with one named source and one reviewer.
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Mio is the Slack-native AI employee that already knows your company, connects to 3,000+ tools, and turns shared context into work. Just @mio, it's handled.