Sometimes, we may need to reset our Palo Alto devices. In this lesson, we will learn how to factory reset Palo Alto firewall.

 Recommendation:  Palo Alto Networks Firewall Management Configuration

To do the reset, we need to go into maintenance mode. To access maintenance, we need console access. So, keep this in mind during planning.

Important: Resetting Palo Alto firewall to factory defaults will result in the loss of all logs and configuration settings.

How to Factory Reset Palo Alto Firewall

Step#1: First of all, connect console cable to Palo Alto firewall. Console settings is pretty much standard.

  • Speed – 9600
  • Data Bits – 8
  • Parity – None
  • Stop bits – 1

Step#2: To enter the maintenance mode, we need to power on or reboot the device.
Step#3: During the boot sequence, in one point you will see like following.

Paloalto Firewall Reset - maint 1

To enter the maintenance mode, you need to type “maint” and press Enter.

Enter 'maint' for boot menu.
Booting PANOS (sysroot0) after 5 seconds...

Entry: maint

Step#4: In this section, you will find multiple choices. You need to select “PANOS (maint)” mode.

Paloalto Firewall Reset - maint select 2

Step#5: You will land on Maintenance Recovery section. Here, you need to press Enter to continue.

Paloalto Firewall Reset - continue 3

Step#6: Now select “Factory Reset” and then press Enter.

Paloalto Firewall Reset - fatory reset select 4

Step#7: A warning message will be shown along with factory reset option. To continue, select factory reset and press Enter.

Paloalto Firewall Reset - fatory reset select 5

If everything goes well, you will see reset progress in percentage.

Paloalto Firewall Reset - Progress 6

And Finally, a Factory Reset confirmation just likes below. Press reboot to complete the activity.

Paloalto Firewall Reset - reboot 7

Hope you enjoy. 🙂

Written by Rajib Kumer Das

I am Rajib Kumer Das, a network engineer with 7+ years of experience in multi-vendor environment. In my current company, I am responsible to take care critical projects and it's support cases. I do have several vendor certificates and have plans to go further.

This article has 4 comments

  1. samiullah Reply

    Sir
    Paloalto device factory reset was in progress and during that the power gone and now the device is not working and nor working for factory reset nor going as normal.
    process what i did same as ur blog

    reboot
    enter to go maint
    maint
    panos maint
    Continue
    factory default if come again factory default again

    for me first time it worked till factory resetting percentage to do the reset but later after
    incomplete factory reset it is not working now and from continue-factory reset again continue it is kind of loop here
    also in the PANOS maint the third option PANOS sysroot0 is also missing

    • Rajib Kumer Das Reply

      Hi Samiullah, can you go further than “PANOS (maint)” option? Also, which error code it showing?

      It will be better, if you send me session log, i will try my best to help you out.

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