Quick Answer: Does a BIOS update erase anything?

For many computer users, updating the BIOS can be a scary process. Luckily, there are now many ways you can update your BIOS, such as updating BIOS without CPU. However, does flashing BIOS delete everything?

Don't worry! This article will delve into whether tools a BIOS update will erase anything on your computer and provide a solution to safeguard your data. Let's get started.

A BIOS update does not delete anything.

Your computer's BIOS is a low-level system that handles important functions like booting up your machine. Typically, you'd update your BIOS to fix bugs in the program. If there were problems with an older version, an update can sometimes improve performance; usually, though, it's just patching vulnerabilities.

It can also add support for new hardware. If you plan on upgrading or using the latest hardware and the new version of BIOS supports it, but your current BIOS does not, you'll need to update your BIOS. But will BIOS update wipe data? Or will BIOS update delete files?

Simply put, the answer is no. Updating the BIOS won't harm your data in any way. Also, flashing the BIOS resets it to default settings, so it won't tamper with anything on your HDD or SSD.

If the update goes wrong, you might not be able to boot your system, risking data loss (though this is rare). Worse, you might need a new motherboard to get back up and running.

Thus, it's always advisable to take precautions (such as backing up your computer) before flashing the BIOS, just in case you lose any data. How do you back up your computer for data safety? Read on!

Sometimes you might encounter a backup screen after updating the BIOS. Don't worry; you can refer to this article for assistance.

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What is the best way to back up your personal computer for data security?

Before updating the BIOS, back up all important data to an external drive or cloud storage service in case of data loss due to a failed BIOS update.

When utilizing computer backup, you can create a system image. To do this, you can use the Windows 7 "Backup and Restore" feature. However, it's worth noting that "Backup and Restore" does not offer advanced backup options like cloud backup, so it's advisable to use a third-party backup software like Todo Backup.

Todo Backup Home is an all-in-one and practical backup software. It allows you to back up system, files, partitions, computer applications, and even multiple hard drives simultaneously. Moreover, it supports various backup modes including automatic backup, scheduled tasks, full backup, and incremental and differential backup, meeting your different backup needs.

Why is Todo Backup so highly recommended? The answer lies below.

tools Todo Backup can fulfill all your backup needs for your computer or files. You can download and install it with confidence. The steps below will show you how to back up your computer with tools Todo Backup.

Step 1: Launch Todo Backup, click "Create Backup" on the main interface, and then click the big question mark to select backup contents.

2. To back up your Windows operating system, click Operating System to begin the backup.

Step 3: System information and all system-related files and partitions will be selected automatically; you don't need to make any manual selections. Then, click in the highlighted area to specify where you want to save the system image backup.

**Step 4.** You can choose another local drive on your computer, an external hard drive, a network, cloud storage, or a Network Attached Storage (NAS) device as the backup location. Typically, we recommend using a physical external drive or the cloud to save your system image files.

5. If you want, you can customize your settings to have automatic backups on a daily, weekly, monthly, or event-triggered basis, as well as differential and incremental backups. Click the "Options" button, then click "Backup Now" to start the Windows backup process. When it's finished, you'll see your backup tasks listed in card format on the left.

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How to Update the BIOS on Your Computer

After backing up your computer and data, you can proceed with updating the BIOS. Typically, updating the BIOS is a tricky process, but if you follow the steps below, you should be able to flash the BIOS without a hitch. This article will show you how to update the BIOS through the UEFI firmware settings.

First, press the "Windows + I" keys on your keyboard to open "Settings."

**Step 2:** Choose "Update & Security."

<Image description: "Select Updates & Security">

Step 3: From the left menu, select “Restore.”

Step 4: Click Restart now under Advanced startup.

<img src="/images/en/wiki-news/choose-restart-now-on-the-screen.png" width="700" height="396" alt="Click Restart Now">

5. Click on “Advanced options” under “Troubleshoot.”

Step 6. Select UEFI Firmware Settings.

Select “UEFI Firmware Settings”.

Step 7: Enter the “Advanced Mode,” then navigate to the “Tools” menu. Select “Asus EZ Flash Utility” and press “Enter.”

Step 8: Select Over the Internet.

**Step 9:** Use the left or right arrow keys on your keyboard to select the network you want to connect to, then press Enter.

Step 10: Continue with the remaining steps on the screen.

That's it! You should now be able to update your BIOS with ease. Apart from using the UEFI firmware settings to help you update your BIOS, there are other methods you can use as well. Feel free to refer to the following two articles for additional assistance.

In short

**Does updating the BIOS delete anything?** No, refreshing the BIOS does not remove any content from your computer. However, there is a risk of data loss associated with BIOS updates, though it's not very common. Thus, it's recommended to take precautions before updating the BIOS to avoid unintended data loss.

Todo Backup is a practical tool that helps you protect the data on your computer. It allows you to create a 【Scheduled Backup】 for your data, ensuring the safety of your computer and information. It offers many useful features for you to explore. Just download and give it a try – it won't disappoint you!

FAQs about BIOS Updates

1. Will resetting the BIOS erase my hard drive?

The answer is no. Resetting the BIOS will only revert the settings to their default values and will not delete data from your hard drive or computer. However, if you want to ensure the security of your data, you can use professional backup software like Todo Backup to help protect the data on your computer or hard drive.

What are the risks involved in updating a BIOS?

Updating a BIOS is more dangerous than updating a Windows program: if something goes wrong, you risk “bricking” your computer (rendering it irreparably broken). There is also a small risk of data loss when updating the BIOS, though this is uncommon. So it is a good idea to back up your data before doing so.

3. Can I update the BIOS without losing my data?

Updating the BIOS will not delete your files, as it is unrelated to the data on your hard drive. However, if the installation of a new BIOS version fails, it can brick your computer and lead to data loss. In this case, backing up your computer or data beforehand can be helpful to ensure its safety.

4. What if the BIOS update fails?

If a firmware update is unsuccessful or fails, the system will not boot normally and Boot Block will be activated. When the following error message appears on the screen, users can recover the BIOS. If VGA is integrated on the motherboard, a black screen may occur.