Author: Justin

Illustration of a document library with three files: two private ones with a single person icon, and one tagged Everyone with a group icon, with a magnifying glass showing a group of people

How to Find Files Shared With Everyone in Microsoft 365

How to find the public teams and the files in SharePoint and OneDrive that everyone in your company can open, and what to change.

Written by: Justin

Published on: October 30, 2026

Illustration of a chat window with three contacts: two trusted contacts with check marks, and one tagged External that is blocked, with a shield and padlock in front

Docs

How to Lock Down External Chat in Microsoft Teams

Who outside your company can message your people in Teams, how to check it in the admin center or PowerShell, and what to change.

Written by: Justin

Published on: October 29, 2026

Illustration of a report listing three retention policies, for email, files and a Copilot chat, each with an hourglass, and a magnifying glass over the Copilot row

Docs

How to Check Every Retention Policy in Microsoft 365

Where Microsoft 365 keeps retention settings and how to list every policy, from the Purview portal or with a read-only PowerShell script.

Written by: Justin

Published on: October 26, 2026

A list of five user rows: three active with cyan checkmarks and two idle with dashed pink outlines and clocks

Docs

How to Find Inactive Licensed Users in Microsoft 365

A short PowerShell script that lists licensed Microsoft 365 users who haven't signed in for 30 days, so you can find licenses you pay for but don't use.

Written by: Justin

Published on: October 26, 2026

Illustration: a plug pulled out of a cloud's socket, its cable running to a laptop that shows a mail icon and a warning sign, beside an allow list with two items ticked and one crossed out, and a calendar with one day circled.

The Edge

Get ready now for the EWS end-of-life on your M365 tenant.

Microsoft is turning off Exchange Web Services in Microsoft 365, tenant by tenant. Here’s what breaks, how to buy time, and how to check your tenant.

Written by: Justin

Published on: October 23, 2026

Illustration of three stacked layers: a blue top layer with refresh arrows that updates itself, a pink middle layer with a crack covered by a patch, and a server layer at the bottom.

The Edge

WordPress Updates Itself. PHP Doesn’t.

PHP shipped emergency fixes for two critical flaws called PHP2Shell. WordPress won’t install them for you. Here’s how to check your site and ask your host.

Written by: Justin

Published on: October 21, 2026