On every Windows startup, the Connected Devices Platform User service uploads the necessary data that connected devices on your computer need. It also authenticates and facilitates communication between them.

When it consumes too much RAM, it means something could be wrong with the process or your connected devices. Below, we’ll show you how to stop Connected Devices Platform User Service from hogging your physical memory.

services msc Windows 11

1. Disable Connected Devices Platform User Service

The simplest way to stop Connected Devices Platform User Service from using too much RAM is to disable it. However, this might cause some unexpected behavior on your computer. And if that happens, you can always enable it again.

To disable Connected Devices Platform User Service, pressWin + Rto bring up Windows Run. Enterservices.mscin the text box and then press theEnterkey on your keyboard.

the-connected-device-platform-user-service-properties-windows

Find theDisable Connected Devices Platform User Servicein the list of services and double-click on it. Click on theStartup typedropdown and selectDisabled. Then, underService statusin the same window, click onStop.

Now, check Task Manager to see if the service is still consuming too much RAM.

navigating-to-the-connecteddevicesplatform-folder-in-windows-run

2. Remove the ActivitiesCache.db file

Some users have reported that deleting the ActivitiesCache.db file on their computer has helped solve the problem. To delete it, start by disabling the Connected Devices Platform User Service, as discussed above. Then, pressWin + Rto open Windows Run, copy and paste%localappdata%\ConnectedDevicesPlatform\in the text, and then hit theEnterkey.

This will open theConnectedDevicesPlatformfolder. You’ll see several files and folders in there, so open each of the folders and delete theActivitiesCache.dbfile in all of them.

the-activitiescab-file-on-windows

Once you do, restart your computer and see if Connected Devices Platform User Service is still causing RAM consumption issues.

3. Check for Issues With Your Computer’s Hardware

Sometimes, the problem could arise due to one of your connected devices experiencing a problem. To check if your connected devices are functioning properly, open Device Manager by pressingWin + R, enterdevmgmt.mscin the text box, and then hit theEnterkey on your keyboard.

In Device Manager, double-click the device you suspect is causing issues. This will open its properties window.

devmgmt.msc in Run

In theGeneraltab of the Properties window, make sure it saysThis device is working properlyunderDevice status.

If it doesn’t, you will see an error message and a code. Take note of both so you can start troubleshooting the problem. You can start by usingone of the troubleshooters on Windowsto check for and fix the hardware problem you’re seeing.

If all the steps above don’t work then you might need touse a system restore pointthat you created before it started using too much RAM. And if that doesn’t work as well, you might have to reset your Windows computer

Free Your RAM From Connected Devices Platform User Service

No process is entitled to consume too much RAM on your computer. And if you find that Connected Devices Platform User Service is doing just that, you may disable it, delete the ActivitiesCache.db file, or see if there’s something wrong with your hardware. Hopefully, one of those things will help stop the process hogging the RAM.