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Tips, tricks, and guides on managing business contacts at scale.

IT offboarding checklist header: three leaver icons walking out of an open door, above a row of blueprint-style phone outlines, with the line Free template for IT TEAMS, including mobile devices and shared contacts.
October 23, 2026 Guides

IT Offboarding Checklist: Free Template for Access, Devices and Shared Contacts

A timed IT offboarding checklist for every leaver, from the first hour to the final check, with modules for MDM phones, BYOD, Microsoft 365, Google Workspace and regulated sectors. Free Google Sheets, Excel and PDF template.

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Blog header reading 'Stop Contact Duplicates before they reach staff phones' in white on orange, with 'Duplicates' shown in double vision, beside two contact cards for the same man, Daniel Morgan and Dan Morgan, with Dan pointing at his own duplicate
October 23, 2026

How to Deduplicate Contacts Before They Reach Staff Phones (Entra ID, CRM and CSV)

A duplicate in a shared company contact list ends up on every staff phone. How to stop duplicates at import with source IDs, the right matching rules and leaver deletes scoped to one source.

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Make Company Contacts Read-Only on Your Team's iPhones: an iPhone showing a Staff Directory where every contact has a lock emoji
October 22, 2026

How to Make Company Contacts Read-Only on iPhone (So Staff Can't Edit or Delete Them)

How IT teams sync a shared company address book to iPhones read-only through MDM, so staff can't change or delete it, plus the Default Account trap we found in testing.

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Blog header reading Change Your Default Contact Account on iPhone: a phone number to add, an arrow to the iPhone Default Account setting with East District ticked, then an arrow to the East District shared contact list on an iPhone beside an iCloud list.
October 21, 2026

How to Change the Default Contact Account on iPhone

New iPhone contacts can land in iCloud, Gmail, Outlook or a company address book. Here's how the iPhone decides, how to change the default account, and why it matters when your team shares contacts.

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Sync company contacts to iPhones with Mosyle: two iPhones showing Contactzilla contact lists and a padlocked company contact card
October 7, 2026

How to Sync Company Contacts to iPhones with Mosyle

Mosyle can deliver a company contact list straight into the iPhone Contacts app with one custom profile. Here's how the setup works, which access option to pick, and the one Mosyle setting that stops repeated CardDAV password prompts.

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Sync the GAL to Android phones: two Android phones showing Contactzilla company contacts with department labels and padlocked colleagues
October 5, 2026

How to Sync the Global Address List (GAL) to Android Phones

Outlook and Exchange let Android users search the Global Address List, but they don't save it on the phone. Here's how to get your Microsoft 365 directory into the native Contacts app, with caller ID.

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