- Skipping plugin updates is riskier than running them, because outdated plugins leave known security holes open. Always take a full, restorable backup before updating anything. Update one plugin at a time, least critical first, so any problem has an obvious cause. A loading homepage isn't proof the update worked. Test forms, checkout, and integrations every time. Fewer, well-maintained plugins mean fewer conflicts and fewer security gaps.
Knowing how to update website plugins safely is the difference between a five-minute task and a weekend spent fixing a broken site. The short version: back up first, test on a copy when you can, update one thing at a time, and check your forms and checkout before you walk away. Below, we walk through each step in plain English, whatever platform your site runs on.
In this guide:
- Why Plugin Updates Break Websites (and Why Skipping Them Is Worse)
- Before You Update: A 10-Minute Prep Checklist
- How to Update Website Plugins Safely, Step by Step
- What to Check After Every Update
- How to Roll Back When an Update Breaks Something
- Good Plugin Hygiene Between Updates
- Frequently Asked Questions
Why Plugin Updates Break Websites (and Why Skipping Them Is Worse)
Your website is a stack of software built by different people. There's the core platform, a theme or template, and a collection of plugins, apps, or extensions that add things like forms, booking, payments, and analytics. Each piece gets updated on its own schedule by its own developer.
Most updates go smoothly. Problems happen when two pieces stop agreeing with each other. A form plugin updates and no longer works with your theme. A payment app changes how it talks to your checkout. An update quietly changes a setting you relied on. The page still loads, so nobody notices that leads have stopped arriving.
That risk makes a lot of owners stop updating altogether. That's the bigger mistake. Updates often patch security holes that are already public, which makes outdated plugins one of the easiest ways into a small business website. Skipping updates doesn't remove the risk. It just trades a small, controlled risk today for a larger, uncontrolled one later. Our guide to website security for small businesses covers that side in more detail.
A note on platforms. On WordPress, you're responsible for core, theme, and plugin updates. On hosted platforms like Squarespace, Shopify, or Webflow, the platform updates its own core software for you, but you still own the third-party apps, embedded scripts, and integrations you've added. The process below applies to both. Skip the steps that don't fit your setup. For the bigger picture of ongoing upkeep, see our complete guide to website maintenance.
Before You Update: A 10-Minute Prep Checklist
Most update disasters are really preparation problems. A few minutes up front makes any update reversible.
Take a Full Backup You Can Restore
Before anything else, back up the whole site: files and database, not just one or the other. Then confirm you know how to restore it. A backup you've never tested is a hope, not a plan. Store it somewhere other than the server the site lives on. If you're unsure how often to back up or what a good backup includes, see how often you should back up your website.
With the backup done, run through the rest of the list:
- Read the changelog. Developers list what changed in each update. Look for words like "breaking change," "requires," or "deprecated." Those deserve extra care.
- Check compatibility. Confirm the new version supports your current platform version. Many plugins list this right on the update screen.
- Pick a quiet time. Update when traffic is low and someone is around to check the site afterward. Not five minutes before you leave for the weekend, and not on your busiest sales day.
- Write down what you're updating. A simple note with each plugin name, old version, and new version makes troubleshooting far faster if something goes wrong.
- Know your critical paths. List the three or four things your site must do: submit a contact form, book an appointment, complete a checkout. Those are what you'll test afterward.
How to Update Website Plugins Safely, Step by Step
Here's the process our team follows, simplified for a business owner managing their own site.
- Use a staging copy if you have one. A staging site is a private copy of your website where you can test changes without visitors seeing them. Many managed hosts offer one with a click. Run the updates there first. If staging isn't available, your backup is your safety net, so don't skip it.
- Update the core platform first, if needed. On WordPress, update core before plugins, since plugin updates are often built for the newest core version. On hosted platforms, the platform handles this for you.
- Update plugins one at a time. It's tempting to click "update all." Resist it. If five plugins update at once and something breaks, you won't know which one caused it. One at a time turns a mystery into a quick fix.
- Start with the least critical plugins. Update low-risk tools first and save the ones that run forms, payments, or bookings for last, when you can give them your full attention.
- Refresh and spot-check after each update. Load the homepage and one or two key pages in a private browser window. Look for broken layouts, missing sections, or error messages.
- Update the theme last. Themes touch every page, so they carry the widest risk. Make sure the theme update supports your newly updated plugins before you run it.
- Clear your caches. If your site uses a caching plugin, a CDN, or host-level caching, clear it so you're seeing the updated site, not an old saved copy.
- Push to live and run your post-update checks. If you tested on staging, repeat the same updates on the live site in the same order, then move straight to the checks below.
What to Check After Every Update
A page that loads isn't the same as a site that works. The most expensive update failures are the quiet ones, so test the things that make you money, not just the homepage.
- Submit your contact form and confirm the message lands in the right inbox, not just that a thank-you message appears.
- Run a test booking or checkout if your site takes appointments or payments.
- Check your site on a phone. Layout problems often show up on mobile first.
- Confirm the padlock is there. Make sure your SSL certificate still shows as secure in the browser.
- Look at page speed. A new plugin version sometimes adds heavy scripts that slow everything down.
- Check integrations. Make sure new leads still reach your CRM, email list, or scheduling tool.
Forms deserve the most attention. A form that shows a success message while silently failing behind the scenes is one of the most common problems we find, and it can run for weeks before anyone notices. We explain why in how a broken contact form quietly kills leads.
How to Roll Back When an Update Breaks Something
Even with good prep, sometimes an update breaks something. Don't panic, and don't start changing random settings. Work through it calmly.
- Confirm which update caused it. Because you updated one plugin at a time and kept notes, you'll usually know right away.
- Deactivate or roll back that one plugin. Many platforms and hosts let you reinstall a previous version. If the plugin isn't critical, deactivating it can buy you time.
- Restore your backup if needed. If the site won't load or the problem is bigger than one plugin, restore the backup you took before you started.
- Tell the developer. Report the conflict to the plugin's support team. Often a fix follows within days.
- Hold that update until it's fixed. Skip that one version, keep everything else current, and try again once a patch is out.
Good Plugin Hygiene Between Updates
Safe updates get easier when there's less to update. A little housekeeping between update days goes a long way.
- Remove plugins you don't use. Deactivated plugins can still carry security risk on some platforms. If you're not using it, delete it.
- Avoid overlap. Two plugins doing the same job, like two form tools or two SEO tools, double the chance of a conflict.
- Vet before you install. Check when a plugin was last updated, how widely it's used, and whether the developer responds to support requests. Abandoned plugins become security liabilities.
- Keep licenses current. Paid plugins often stop receiving updates when a license lapses, which leaves you on an old, vulnerable version without realizing it.
- Limit admin access. Only people who need to install or update plugins should be able to.
- Put it on the calendar. A monthly update session beats a frantic catch-up every six months. Our guide to building a website maintenance checklist shows how updates fit into a broader routine.
When to Hand Updates to a Team
If you've read this far and thought, "I don't have time for this every month," that's a reasonable conclusion. Updates are only one part of keeping a site healthy. Our breakdown of what website maintenance includes covers the rest.
Reliable updates also matter more than most owners expect. ChoralSong, a performing arts nonprofit in Colorado Springs, waited over a month for basic updates from their previous provider while their ticket checkout forced buyers through five separate pages. Our team fixed the checkout within 48 hours and set up a reliable update cadence. That season, ChoralSong saw higher attendance, including their highest-attended event. Steady, careful upkeep, not a dramatic rebuild, is what made the difference.
Frequently Asked Questions
How often should I update my website plugins?
For most small business sites, a monthly update session works well. Security updates are the exception: when a plugin announces a security fix, apply it as soon as you can, using the same backup and testing steps.
Is it safe to turn on automatic plugin updates?
It can be for low-risk plugins from reliable developers. For plugins that run forms, payments, or bookings, we recommend updating manually so someone checks those paths right afterward. Automatic updates still need a backup in place and someone reviewing the site regularly.
What should I do if a plugin update breaks my site?
Identify the plugin that caused it, then deactivate it or roll back to the previous version. If the site won't load, restore the backup you took before updating. Report the issue to the developer and hold that update until a fix is released.
Do I need a staging site to update plugins?
It's the safest option, but not required. Without staging, a full, tested backup and a one-at-a-time update process keep the risk low. If your host offers staging, it's worth using for major updates.
Do Squarespace, Shopify, and Webflow sites need plugin updates?
The platforms update their own core software automatically, so there's less to manage than on WordPress. You're still responsible for third-party apps, embedded scripts, and integrations, which can break or fall out of date.
How many plugins is too many?
There's no magic number. What matters is that every plugin earns its place, is actively maintained, and doesn't overlap with another tool. Fewer, well-chosen plugins mean fewer conflicts and fewer security gaps.
Safe plugin updates come down to a simple habit: back up, update one thing at a time, and test what matters. Do that every month and updates stop being scary.
If you'd rather have our team handle it, request a free website health check or call us at (303) 219-0614. We'll tell you which plugins are out of date, which ones you don't need, and what's quietly at risk.
