Is "Disable Compatibility Telemetry" safe to switch on?

A safe privacy setting that pairs well with disabling the telemetry tasks. The main cost: Microsoft receives less compatibility data from the PC. You will not notice a difference.

Switch the tweak off in Frozen Tweaks. Switching it off puts back exactly what was there before, value for value.

Is "Disable Compatibility Telemetry" free in Frozen Tweaks?

It is part of Frozen Pro and Elite. You can also make the change by hand with the values on this page.

AITEnable 0 and DisableInventory 1: turning off Application Impact Telemetry

Frost LIVESecurityProUndo: YesUpdated Oct 8, 2026View as Markdown

Short answer

Updated Oct 8, 2026

Application Impact Telemetry and the Inventory Collector record which programs are installed and how they behave, for Microsoft's compatibility data. These policies switch both off, along with the Customer Experience Improvement Program. In the registry it sets AITEnable to 0 under HKLM\SOFTWARE\Policies\Microsoft\Windows\AppCompat, and 2 more values.

In the app

Disable Compatibility TelemetryPRO

Registry

HKLMSOFTWARE\Policies\Microsoft\Windows\AppCompat

AITEnableYour previous value0

What the switch writes. Your current value may differ. 2 more changes below.

What it does

In the app the switch is called "Disable Compatibility Telemetry", described there as: Turns off Application Impact Telemetry, the inventory collector and the Customer Experience Program.

When it helps, and when it hurts

When it helps

Privacy, and less background inventory work after installing software.

When it hurts

Microsoft receives less compatibility data from the PC. You will not notice a difference.

What it writes

Exactly what the switch changes, read from the app's source. Switching it off is what the app writes when you turn the tweak off again.

Registry values the switch writes.
Key and value	With the tweak	Switching it off
HKLMSOFTWARE\Policies\Microsoft\Windows\AppCompatAITEnable	0	Your previous valueSaved before the change, or deleted if there was none.
HKLMSOFTWARE\Policies\Microsoft\Windows\AppCompatDisableInventory	1	Your previous valueSaved before the change, or deleted if there was none.
HKLMSOFTWARE\Policies\Microsoft\SQMClient\WindowsCEIPEnable	0	Your previous valueSaved before the change, or deleted if there was none.

From the app's source (pack_extra.hpp), app 2.0.0, checked Oct 8, 2026.

The same change by hand

You do not need the app for this one. These commands make the changes from the table above. Run them in a Command Prompt opened as administrator, and make a restore point first.

Make the change · CMD

reg add "HKLM\SOFTWARE\Policies\Microsoft\Windows\AppCompat" /v "AITEnable" /t REG_DWORD /d 0 /f
reg add "HKLM\SOFTWARE\Policies\Microsoft\Windows\AppCompat" /v "DisableInventory" /t REG_DWORD /d 1 /f
reg add "HKLM\SOFTWARE\Policies\Microsoft\SQMClient\Windows" /v "CEIPEnable" /t REG_DWORD /d 0 /f

See what it is set to now · CMD

reg query "HKLM\SOFTWARE\Policies\Microsoft\Windows\AppCompat" /v "AITEnable"

How to undo it

In the app: Yes

Switching it off puts back exactly what was there before, value for value.

Switch the tweak off in Frozen Tweaks. The app saved what each value was before the change and writes exactly that back, or removes the value if it did not exist.

Changing several settings at once? The app's Make a restore point button, on every plan, makes a Windows restore point before you start.

Verdict

A safe privacy setting that pairs well with disabling the telemetry tasks.

Questions

What does the "Disable Compatibility Telemetry" tweak change in Windows?: In the registry it sets AITEnable to 0 under HKLM\SOFTWARE\Policies\Microsoft\Windows\AppCompat, and 2 more values. The full list is in the table on this page, read from the app's source.
Is "Disable Compatibility Telemetry" safe to switch on?: A safe privacy setting that pairs well with disabling the telemetry tasks. The main cost: Microsoft receives less compatibility data from the PC. You will not notice a difference.
How do I undo it?: Switch the tweak off in Frozen Tweaks. Switching it off puts back exactly what was there before, value for value.
Is "Disable Compatibility Telemetry" free in Frozen Tweaks?: It is part of Frozen Pro and Elite. You can also make the change by hand with the values on this page.

In the app