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June 04, 2026 12:27 Troubleshooting for Each HENNGE One Service

March 27, 2026 06:04 [Access Control] Request to customers who are planning to upgrade, replace, or add Windows Server

April 28, 2026 06:13 [Important] End of Service Notice for HENNGE Email Archive Classic Edition on September 30, 2026

April 01, 2026 01:58 Notice of Revision of HENNGE One Terms of Service (Revision Date: April 1st, 2026)

January 23, 2026 01:25 [Critical] Request to Update Permissions Due to Migration of Exchange Online Integration Feature (Graph API)

March 05, 2026 06:37 For Customers Currently Using or Considering SSO Integration with FortiGate

March 06, 2026 08:35 [Critical] Notice of Termination of "Perpetual" Email Data Retention for HENNGE Email Archive on December 31, 2026

November 19, 2020 09:14 About HENNGE Device Certificate service regular maintenance down times

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