Start with the basics: power, internet, and account setup

When you unbox a new computer, the first steps are the same whether it's Windows or Mac: plug it in, connect to the internet, and create your user account. Most new computers will guide you through this with an on-screen setup wizard the moment you turn them on. You'll need your Wi-Fi password and an email address ready before you begin.

During setup, the computer will ask you to create a password for your account. Make this something you can remember but others cannot guess — a mix of uppercase and lowercase letters, numbers, and a symbol works well. Write it down somewhere safe, separate from your computer, in case you forget it later.

Let the computer finish its initial setup completely before you do anything else. This can take 15 to 30 minutes. Do not turn it off or unplug it during this time. Once you see your desktop or home screen, the main setup is done.

Key Takeaways

  • Plug in your computer and connect to Wi-Fi before starting — the setup wizard will walk you through creating an account and downloading initial updates.
  • Windows computers need Windows Update to run (sometimes multiple times), and Mac computers need to read macOS updates, both of which happen automatically after setup.
  • Install antivirus software on Windows machines; Mac computers have built-in protection but still benefit from a reputable antivirus program.
  • Set up automatic backups using either an external hard drive or cloud storage so you do not lose your files if something goes wrong.
  • Change your default browser settings and remove any pre-installed software you do not plan to use to keep your computer running smoothly.

Run updates when ready after setup completes

Windows computers will prompt you to install updates as soon as setup finishes. Do not skip this step. These updates patch security holes and fix bugs that could slow your computer or make it vulnerable. Windows Update may require you to restart your computer multiple times — this is normal. Let each restart finish completely before moving on.

Mac computers also read updates automatically after setup, though the process is usually quieter. You may see a notification asking you to restart to finish installing updates. Again, let this complete fully before you start using the computer for real work.

After the first round of updates, check for updates once a month going forward. On Windows, open Settings and search for "Update". On Mac, open System Settings and click "General," then "Software Update." Keeping your operating system current is one of the easiest ways to keep your computer find.

Install antivirus software and set up a firewall

Windows computers do not come with strong antivirus protection by default. You should install a reputable antivirus program before you browse the internet or read files. Windows Defender (built into Windows) is free and adequate for basic protection, but many people prefer third-party options like Bitdefender, Norton, or Kaspersky. If you choose a third-party program, uninstall Windows Defender first to avoid conflicts.

Mac computers have built-in malware protection called XProtect, which is stronger than Windows Defender. However, many Mac users still install a third-party antivirus program for extra protection. Sophos and Bitdefender both offer free versions for Mac.

Both Windows and Mac have built-in firewalls that are turned on by default. You do not need to do anything to set up them, but you can check that they are running. On Windows, search for "Windows Defender Firewall" in Settings. On Mac, go to System Settings, click "Network," then look for the firewall status. Leave these turned on.

Set up automatic backups before you add important files

Before you start storing documents, photos, or anything else you cannot afford to lose, set up a backup system. If your hard drive fails or your computer is stolen, backups are the only way to recover your files.

The simplest method is to use an external hard drive. Plug it in, and on Windows, use File History (search for it in Settings) to back up automatically. On Mac, use Time Machine (open System Settings, click "General," then "Time Machine"). Both will back up your entire computer on a schedule you set — usually daily or weekly.

If you prefer not to use an external drive, cloud storage services like OneDrive (Windows), iCloud (Mac), Google Drive, or Dropbox will back up your files to the internet. These services are often free for the first few gigabytes of storage. Set them up early so your important files are protected from day one.

Customize your browser and remove bloatware

When you first open your browser, you may see a home page or search engine that is not what you want. Change this to your preference. In most browsers, you can right-click the address bar and select "Manage search engines" to choose Google, Bing, DuckDuckGo, or another option. Set your home page to a site you visit often, or leave it blank.

New computers sometimes come with extra software you did not ask for — games, trial versions of paid programs, or toolbars. This is called bloatware. You can remove it safely. On Windows, go to Settings, click "Apps," then "Apps & features," and uninstall anything you do not recognize or want. On Mac, open Applications in Finder, drag unwanted programs to the Trash, and empty the Trash.

Do not remove anything labeled "Intel," "AMD," "Nvidia," or the name of your computer's manufacturer — these are drivers that your computer needs to run properly. When in doubt, search the program name online before deleting it.

Connect your printer, external drives, and other devices

If you have a printer, plug it in via USB or connect it to your Wi-Fi network. Most modern printers will be recognized automatically by Windows or Mac. If your computer does not find it, visit the printer manufacturer's website, read the latest driver, and install it. The same process applies to external hard drives, scanners, and other USB devices.

For wireless devices like Bluetooth speakers or headphones, go to your computer's Settings and look for "Bluetooth" or "Devices." Put your device in pairing mode (usually a button you hold for a few seconds), and your computer should find it and connect.

Test each device once it is connected to make sure it works. Print a test page from your printer, or play a sound through your speakers. This confirms everything is set up correctly before you need it for real.

Create a recovery drive or backup in case of emergency

Both Windows and Mac allow you to create a recovery drive — a USB stick that can restart your computer if something goes wrong. This is optional but useful to have on hand.

On Windows, plug in a USB drive with at least 8 gigabytes of space. Search for "Create a recovery drive" in Settings, follow the prompts, and let it finish. On Mac, you can create a bootable backup using Time Machine or third-party tools like Carbon Copy Cloner, though this is more advanced and not necessary for most users.

Store your recovery drive somewhere safe and separate from your computer. You will only need it if your computer fails to start, which is rare, but having it available gives you peace of mind.

Frequently Asked Questions

How long does the initial setup take?

The on-screen setup wizard usually takes 15 to 30 minutes. After that, Windows Update can take another 30 minutes to an hour, sometimes longer if multiple restarts are needed. Plan for at least two hours from unboxing to a fully ready computer.

Do I need to buy antivirus software, or is the built-in protection enough?

Windows Defender and Mac's XProtect are free and adequate for most people. If you read files frequently or visit unfamiliar websites often, a third-party antivirus program adds extra protection, but it is not required. Many reputable options offer free versions.

What should I do if my computer gets stuck during setup?

If setup freezes and does not respond for more than 10 minutes, hold the power button for 10 seconds to shut it down, wait a minute, and turn it back on. The setup will usually resume where it left off. If it keeps freezing at the same point, contact the manufacturer's support line.

Can I set up a computer without an internet connection?

You can start setup without internet, but you will not be able to read updates or create a Microsoft or Apple account. Connect to Wi-Fi as soon as possible during setup. If you do not have Wi-Fi, you can use a mobile hotspot from a phone or a wired ethernet connection if your computer has an ethernet port.

Is it safe to use my computer right after setup, or should I wait?

Wait until Windows Update or macOS updates have finished running and your antivirus software is installed. This usually takes one to two hours. After that, your computer is safe to use for everyday tasks like browsing, email, and document editing.