What is the default value of DisableAutoplay?

The Windows default of DisableAutoplay is 0. Frozen Tweaks sets it to 1, and switching the tweak off puts back the value you had before.

Is "Disable AutoPlay" safe to switch on?

A sensible security default. The main cost: You open drives yourself in File Explorer.

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

Is "Disable AutoPlay" free in Frozen Tweaks?

Yes. It is one of the free tweaks, with no time limit.

DisableAutoplay 1: turning off AutoPlay for drives and devices

Frost LIVESecurityFreeUndo: YesUpdated Oct 8, 2026View as Markdown

Short answer

Updated Oct 8, 2026

AutoPlay offers or runs an action when you plug in a drive or insert a disc. DisableAutoplay set to 1 turns it off for your account. In the registry it sets DisableAutoplay to 1 under HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\AutoplayHandlers.

In the app

Disable AutoPlayFREE

Registry

HKCUSoftware\Microsoft\Windows\CurrentVersion\Explorer\AutoplayHandlers

DisableAutoplayYour previous value1

What the switch writes. Your current value may differ.

What it does

AutoPlay offers or runs an action when you plug in a drive or insert a disc. DisableAutoplay set to 1 turns it off for your account.

In the app the switch is called "Disable AutoPlay", described there as: Stops drives and devices from launching anything on their own when plugged in.

When it helps, and when it hurts

When it helps

Security: nothing on a USB stick starts or prompts on its own.

When it hurts

You open drives yourself in File Explorer.

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
HKCUSoftware\Microsoft\Windows\CurrentVersion\Explorer\AutoplayHandlersDisableAutoplay	1	Your previous valueSaved before the change, or deleted if there was none.Windows default: 0.

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 "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\AutoplayHandlers" /v "DisableAutoplay" /t REG_DWORD /d 1 /f

Put it back · CMD

reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\AutoplayHandlers" /v "DisableAutoplay" /t REG_DWORD /d 0 /f

See what it is set to now · CMD

reg query "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\AutoplayHandlers" /v "DisableAutoplay"

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 sensible security default.

Questions

What does the "Disable AutoPlay" tweak change in Windows?: In the registry it sets DisableAutoplay to 1 under HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\AutoplayHandlers.
What is the default value of DisableAutoplay?: The Windows default of DisableAutoplay is 0. Frozen Tweaks sets it to 1, and switching the tweak off puts back the value you had before.
Is "Disable AutoPlay" safe to switch on?: A sensible security default. The main cost: You open drives yourself in File Explorer.
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 AutoPlay" free in Frozen Tweaks?: Yes. It is one of the free tweaks, with no time limit.

In the app