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devices/hololens/hololens-recovery.md
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---
title: Restore HoloLens using Advanced Recovery Companion
description: How to use Advanced Recovery Companion to flash an image to HoloLens.
title: Restore HoloLens 2 using Advanced Recovery Companion
description: How to use Advanced Recovery Companion to flash an image to HoloLens 2.
ms.prod: hololens
ms.sitesec: library
author: jdeckerms
@ -10,18 +10,20 @@ ms.localizationpriority: medium
ms.date: 06/04/2018
---
# Restore HoloLens using Advanced Recovery Companion
# Restore HoloLens 2 using Advanced Recovery Companion
>[!TIP]
>If you're having issues with HoloLens (the first device released), see [Restart, reset, or recover HoloLens](https://support.microsoft.com/help/13452/hololens-restart-reset-or-recover-hololens). Advanced Recovery Companion is only supported for HoloLens 2.
The Advanced Recovery Companion is a new app in Microsoft Store that you can use to restore the operating system image to your HoloLens device.
When your HoloLens is unresponsive, not running properly, or is experiencing software or update problems, try these things in order:
When your HoloLens 2 is unresponsive, not running properly, or is experiencing software or update problems, try these things in order:
1. [Restart](#restart-hololens) the HoloLens.
2. [Reset](#reset-hololens) the HoloLens.
3. [Recover](#recover-hololens) the HoloLens.
1. [Restart](#restart-hololens) the HoloLens 2.
2. [Reset](#reset-hololens) the HoloLens 2.
3. [Recover](#recover-hololens) the HoloLens 2.
## Restart HoloLens
## Restart HoloLens 2
A device restart can often "fix" a computer issue. First, say "Hey Cortana, restart the device."
@ -29,22 +31,25 @@ If you’re still having problems, press the power button for 4 seconds, until a
If neither of those things works, force restart the device. Hold down the power button for 10 seconds. Release it and wait 30 seconds, then press the power button again to turn on the device.
## Reset HoloLens
## Reset HoloLens 2
If the device is still having a problem after restart, use reset to return the HoloLens to factory settings.
If the device is still having a problem after restart, use reset to return the HoloLens 2 to factory settings.
To reset your HoloLens, go to **Settings > Update > Reset** and select **Reset device**.
To reset your HoloLens 2, go to **Settings > Update > Reset** and select **Reset device**.
>[!NOTE]
>The battery needs at least 40 percent charge to reset.
## Recover HoloLens
## Recover HoloLens 2
If the device is still having a problem after reset, you can use Advanced Recovery Companion to flash the device with a new image.
1. On your computer, get [Advanced Recovery Companion](need store link) from Microsoft Store.
2. Connect HoloLens to your computer.
2. Connect HoloLens 2 to your computer.
3. Start Advanced Recovery Companion.
4. On the **Welcome** page, select your device.
5. On the **Device info** page, select **Install software** to install the default package. (If you have a Full Flash Update (FFU) image that you want to install instead, select **Manual package selection**.)
6. Software installation will begin. Do not use the device or disconnect the cable during installation. When you see the **Installation finished** page, you can disconnect and use your device.
>[!NOTE]
>[Learn about FFU image file formats.](https://docs.microsoft.com/windows-hardware/manufacture/desktop/wim-vs-ffu-image-file-formats)