Comprehensive and Detailed Explanation From Exact Extract:
Hiding an IP address group in IPAM management means that group will not appear in dashboards, charts, or reports, but the underlying data and group definition remain intact and are not deleted.
[Reference:, , "When an IP address group is hidden, it will not appear in IPAM charts or reports, but historical data is retained unless deleted.", — (IP Address Manager Administrator Guide, IP Address Group Management section)]
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