SharePoint users often face scenarios where they need to update list items without modifying system columns. A recent blog post by Fernanda EK provides two approaches to achieve this: using Power Automate (formerly Microsoft Flow) or PnP PowerShell script. The article highlights how to preserve system fields like Modified and Modified By while updating custom columns in a SharePoint list. Whether you prefer the simplicity of Power Automate's low-code interface or the flexibility of PowerShell scripting, both options can help you manage SharePoint data efficiently.

Source: https://dev.to/fernandaek/updating-sharepoint-items-without-modifying-system-columns-309i