How to Install and Download FortiClient VPN on Windows

How to Install Download FortiClient VPN on Windows
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Last Updated on: 19th December 2025, 04:37 pm

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If your workplace uses FortiClient VPN and you wanna set it up for the first time, I know these things can be confusing. But in order to get your FortiClient up and run on your Windows computer is very simple once you know what you’re doing. I will tell you in this article.

What Is FortiClient VPN?

You should think of FortiClient as your secure tunnel to your company’s network. When you want to work from a coffee shop, your home office, or anywhere that’s not physically in your office building, FortiClient creates an encrypted connection that keeps your data safe. It’s made by Fortinet, and while it does a bunch of security stuff, most of us use it primarily to connect to our office networks remotely.

Requirements for FortiClient VPN Download for Windows

Here’s what you should require before start the download process:

On the technical side:

  • A Windows 10 or Windows 11 computer (64-bit version)
  • At least 2GB of RAM, though 4GB smooth the process
  • About 1GB of free space on your hard drive
  • Administrator access to install software

From your IT department:

  • The VPN server address (looks like vpn.yourcompany.com or an IP address)
  • Your username and password for VPN access
  • Any new instructions related to your organization

If you don’t have this information yet, send a brief email to your IT team. They deal with these requests all the time, so don’t feel awkward about asking.

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Here’s How to Download FortiClient VPN

  1. First you need to take the installer. Your IT department might have sent you a direct download link, which is the easiest way. If not, you’ll visit Fortinet’s official support portal. I know it’s common, but you must download only from legitimate sources. There are fake sites out there with modified versions that could cause you headaches.
  2. Once you’re on the download page, search for the Windows version. The file is called something like “FortiClientSetup.exe” and it’s usually around 100-200MB depends on the version.
  3. After it downloads (check your Downloads folder), now you can start the installation.

Step by Step Installation Guide of FortiClient VPN

  1. Double-click that installer file you just downloaded. Windows will probably ask if you want to allow this app to make changes to your device and then click “Yes.” This is normal for any software installation.
  2. The setup wizard appears, and it’s very simple to proceed. You’ll see a welcome screen, then a license agreement. I won’t judge if you skip reading all the legal text, but you do need to check that box saying you accept the terms.
  3. Next up is select what to install. For most people, the standard installation works fine. It includes everything you need for VPN connectivity. If you’re feeling adventurous, there’s a custom option, but stick with standard unless your IT team specifically told you otherwise.
  4. The installer will ask where you want to put FortiClient on your computer. The default location is totally fine—just click “Next” and then “Install.” Now you wait a minute or two while it copies files and sets everything up. Take a coffee if you want.
  5. When it’s done, make sure the box that says “Launch FortiClient” is checked, then click “Finish.”

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How to Set Up Your VPN Connection

FortiClient opens up, and you might see a pop-up about registration or starting a trial. If you’re only using it for VPN (which is most people), you can select “VPN Only” mode.

Look for the VPN section, there you’ll see a globe icon or a tab labeled “Remote Access.” Click “Configure VPN” or “Add a new connection.”

Here’s where you enter that information from your IT department:

  • Connection name: Call it whatever makes sense to you—”Work VPN” or “Office Connection”
  • VPN Type: Select “SSL-VPN” (this is the most common)
  • Remote Gateway: Paste in that server address your IT gave you
  • Username and Password: Enter your credentials

There’s usually an option to save your password. This is convenient, but if you’re on a shared computer, skip it for security reasons.

Tap “Save,” button and boom—your connection is configured.

Here’s How You Can Connect

First select your newly created VPN connection from the list and click “Connect.” You’ll see it say “Connecting…” and within a few seconds, it should switch to “Connected.” You’ll see a small lock icon appear in your system tray down by your clock.

Now you’re in and you can get your work files, internal websites, and whatever else you need from your company’s network.

When You Face Any Issues?

Sometimes the FortiClient VPN installation becomes confusing. Here are the most common problems I’ve seen:

  1. The installer won’t run or says it failed: First try to restart your computer and I know it’s a boring advice, but it works good often. If that doesn’t help, make sure you have enough disk space and that your antivirus isn’t blocking it.
  2. You can’t connect to the VPN: Double-check that server address and your credentials. A single typo will stop you cold. Also verify you have internet availability—can you browse websites normally? If yes, contact your IT team because there might be some issue on their end.
  3. Everything installed but FortiClient won’t open: Run the installer again and choose the “Repair” option. This fixes corrupted files.

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FAQs

Is this going to slow down my computer? No, FortiClient is very lightweight when it’s just sitting there. Your internet might feel slightly slower when connected to the VPN since your traffic is routing through your company’s network, but it’s usually not noticeable for everyday work.

Do I need to keep it running all the time? No, Only connect when you really need to access work resources. You can disconnect when you’re done and it saves your company’s bandwidth & your computer’s resources.

Can I use this on my Mac or phone too? FortiClient works on Mac, iOS, and Android, though the setup process is somewhat different on each platform.

My Last Words

FortiClient VPN is now installed and you can use whenever you need secure access to your work network. The first time launch takes a few minutes, but after that, connection is just two clicks away.

You need to keep FortiClient updated when it tells you and those updates often include important security fixes. And if you run into weird issues down the road, your IT department is your best friend. They know your particular network setup and can troubleshoot way better than any general guide can.

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