What is D2D recovery in BIOS

Users of notebooks from different manufacturers can find the D2D Recovery option in the BIOS. As the name suggests, it is designed for recovery. In this article, you will learn what exactly D2D recovers, how to use this feature, and why it may not work.

Meaning and Features of D2D Recovery

Most of the time, notebook manufacturers (usually Acer) add the D2D Recovery parameter to the BIOS. It has two values: "Activated". ("Activated") and "Disconnected". ("Disabled").

The purpose of D2D Recovery is to restore all pre-installed software. 2 types of recovery are offered to the user:

• Restore factory settings. In this mode, all data stored on the partition FROM: from your drive, it will be erased, the operating system will revert to its original state. User files, settings, installed programs and updates in FROM: It will be deleted.

  It is recommended for use when viruses cannot be removed and the notebook cannot be recovered with other programs.

  Read also:
  Fight against computer viruses
  How restore factory settings Windows 7 and Windows 10

• Restore the operating system saving user data. In this case, only Windows settings will be reset to factory defaults. All user data will be placed in the C:Backup. Viruses and malware will not be removed by this mode, but it can eliminate various system errors related to incorrect and invalid parameter settings.

Enabling D2D Recovery in BIOS

The recovery feature is enabled by default in the BIOS, but if you or someone else has previously disabled it, you will need to enable it again before using recovery.

1. Access the BIOS of your laptop.

   Read more: How to enter the BIOS of your computer

2. Go to the tab "Principal"find… "D2D Recovery". and put it in "Activated".
3. Click on F10 to save the settings and exit the BIOS. In the confirmation window of the configuration change, press «OK» o Y.

Now you can start recovery mode immediately before the laptop starts up. Below you will find information on how to do this.

Using recovery

It is possible to enter recovery mode even if Windows refuses to start, as the entry occurs before the system boots. Let's see how to do this and initiate a factory reset.

1. Turn on your laptop and immediately press the key combination Alt + F10. In some cases, an alternative to this combination can be one of the following keys: F3 (M: YES), F4 (Samsung), F8 (Siemens-Toshiba), F9 (assus), F10 (HP, SonyVAIO, Acer), F11 (HP, Lenovo, LG), Ctrl + F11 (Dell).
2. The proprietary utility from the manufacturer will start and ask you to select a recovery type. A detailed description of the mode is provided for each of them. Select the one you need and click on it. Let's take a look at hard reset mode with deleting all data using an Acer laptop as an example.
3. This will bring up instructions with notes and details of the mode. Please be sure to read them and follow the recommendations so that the procedure can be completed successfully. Then press "Next"..
4. The next window will show the drive or its list, where you must select the volume to restore. Once you have made your selection, click "Next"..
5. A warning will appear to overwrite all data on the selected partition. Press "AGREE"..
6. It remains to wait for the recovery process, restart and go through the initial configuration of Windows. The system will be restored to the original state it was in when the device was purchased. In case of recovery with preservation of user data, the system will also reboot, but all your files and data will be in the C:Backupfrom where they can be moved to the desired directories.

Why the recovery does not start or does not work

In some cases, users may encounter a situation where the recovery utility refuses to start when the option is enabled in the BIOS and the correct keys are pressed to enter. There can be many reasons and solutions for this, let's take a look at the most common ones.

• Incorrect pressing of key combinations. Interestingly, such a small thing may be the reason for not being able to enter the recovery menu. Press the key repeatedly as the notebook starts up. If you are using a keyboard shortcut, press and hold Alt and quickly press F10 several times. The same goes for the combination Ctrl + F11.
• Delete / clean a hidden partition. A hidden disk partition is responsible for the recovery utility, and during certain actions, it can get corrupted. Most of the time users delete it manually without knowing it or when reinstalling Windows. Consequently, the utility itself is erased and there is no place to run recovery mode. In this case, recovering the hidden partition or reinstalling the recovery utility built into the laptop can help.
• Damaged unit. The poor health of the drive may be the reason that the recovery mode does not start or the reboot procedure does not complete, freezing at a certain%. You can check its status using the utility chkdskrunning via command line from Windows recovery mode using live drive.

  In Windows 7, this mode looks like the following:

  On Windows 10, it looks like this:

  You can also invoke the command line from the recovery utility, if you have managed to enter it, to do this press the keys Alt + Home.

  Run chkdsk command:

  sfc /scannow

• Insufficient free space. If there are not enough gigabytes on the disk, you may have problems starting and recovering. Deleting partitions via the command line from recovery mode can help in this case. In one of our articles we tell you how to do it. The instructions for you begin with method 5, step 3.

  Read more: How to remove partitions from hard drive

• Password set. The utility may ask for a password to enter recovery. Enter six zeros (000000), and if it does not fit, A1M1R8.

We have covered D2D Recovery, how it works, and the possible issues associated with running it. If you still have questions about using the recovery utility, write about it in the comments and we will try to help you.

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