You are helping your client prepare for a grid migration. They want to make sure users are prepared for any impact to their workday while the…

Slack advises informing members that they can keep working in the source workspace while data copies in the background; only a short (typically <-20 min) downtime will occur at final cut-over when everyone is signed out and moved to the new Grid workspace.

A. Claims the workspace is unavailable throughout the whole migration—Slack keeps it active until the brief cut-over window.

C. Says members must install a new desktop app—existing clients continue to work after signing back in.

D. States all message history is lost—Slack copies the entire message and file history to the Grid org.

1. Slack Help Center, “Migrate workspaces to Enterprise Grid”, section “What members can expect during migration” (2024-02-05).

2. Slack Enterprise Migration Guide, p.8 “Downtime window (<20 min) at cutover”.