The First Things to Do When You Set Up a New Computer

Why the First Hour Matters

Unboxing a new computer feels great — but the temptation to jump straight into installing apps and moving files over can lead to problems down the road. The setup decisions you make (or skip) in the first hour shape how secure, fast, and reliable your machine will be for years.

Most new computers ship with outdated software, pre-installed apps you didn't ask for, and privacy settings that favor the manufacturer's data collection over your preferences. None of these take long to address, but you need to tackle them before your personal data is on the machine. This checklist walks through every meaningful step, grouped by priority, so you can work through it systematically rather than trying to remember what you might have forgotten.

Once you've covered the basics here, it's worth reading about ongoing computer security habits — because good setup is the foundation, but the habits you build afterward determine your long-term protection.

What You'll Need Before You Start

Gather a few things before you power on the machine for the first time. Having them ready means you won't be interrupted mid-setup:

You'll also want a stable Wi-Fi connection or an Ethernet cable handy — system updates and cloud backup configuration require internet access from the start.

Working Through the Checklist

The checklist is organized into four logical phases. Work through them in order — security first, then backup, then software cleanup, then privacy and comfort settings. Each phase builds on the previous one: it makes sense to secure the machine before you start putting personal files on it, and to clean out unnecessary software before you configure your preferences around what remains.

Items marked must are non-negotiable for a reasonably secure setup. Items marked should are strongly recommended for most users. Nice-to-have items are worth doing if you have time, but skipping them won't leave you exposed.

After the Checklist: What Comes Next

Once you've worked through these steps, your machine is in genuinely good shape — better, frankly, than most people's computers that have been in use for years without this kind of intentional setup. At this point you can confidently start migrating files, installing the software you actually use, and personalizing the experience.

A few ongoing habits matter more than any one-time setup step. Keep automatic updates turned on. Review your installed apps every few months and remove anything you no longer use. And if you ever share your computer with others, remind them to use the guest account rather than your primary login.

Setting up a new device involves a surprisingly similar logic regardless of what you're configuring — for a completely different kind of first-time setup experience, see how to set up a new streaming device for a comparable checklist-driven approach on a simpler platform.