Administration tasks consist mostly of incidents, (non)standard changes and monitoring where this blog focusses on monitoring in Office 365. An administrator should proactively monitor the Office 365 environment for alerts and issues. There are a lot of different...
on-premises initial troubleshooting steps in 1 script including stopping and starting SharePoint services, IISReset and cleaning the configuration cache
Get all SharePoint Online workflows by using PowerShell CSOM. Helpfull for workflow migrations to Flow or to just list all workflows
Script to prevent issues when planning to delete SharePoint on-premises administrator accounts who may be the author of published workflows.
Another way to get all SharePoing ULS events for a specific correlation ID with PowerShell
Find all lists and libraries with more than 5000 items for each web and its subwebs with the amount you want to check for using a PowerShell Gallery script.