Smartsheet Performance Issues: Troubleshooting Tips & Best Practices

Montreal Jul 09, 2026

Are you experiencing sluggish performance with Smartsheet? You're not alone. While Smartsheet is a powerful project management tool, it can sometimes face performance issues that hinder productivity. Let's delve into the common Smartsheet performance issues and explore practical solutions to keep your workflow smooth and efficient.

free issue tracking templates  smartsheet it issues log template excel
free issue tracking templates smartsheet it issues log template excel

Before we dive in, remember that performance issues can stem from various factors, including your internet connection, browser, or even the complexity of your sheets. Let's start by addressing some of the most common culprits.

Free Employee Performance Review Templates
Free Employee Performance Review Templates

Browser and Internet Connectivity Issues

Your browser and internet connection play a significant role in Smartsheet's performance. Outdated browsers or poor internet connectivity can lead to slow loading times and glitches.

Killer Time Saver: Automate Weekly Status Reports
Killer Time Saver: Automate Weekly Status Reports

To ensure optimal performance, always use the latest version of your preferred browser. Smartsheet officially supports the current and previous versions of Google Chrome, Mozilla Firefox, Safari, and Microsoft Edge. If you're using an older version, consider updating to the latest release.

Browser Extensions and Add-ons

an info sheet describing the different types of problem solvers and how to solve them
an info sheet describing the different types of problem solvers and how to solve them

Browser extensions and add-ons can sometimes interfere with Smartsheet's performance. To rule out any conflicts, temporarily disable your extensions and see if the performance improves.

If disabling extensions resolves the issue, gradually re-enable them one by one to identify the culprit. Once you've found the problematic extension, consider finding an alternative or contacting the extension's developer for a fix.

Internet Connectivity

a flow diagram with several steps in it
a flow diagram with several steps in it

A poor or unstable internet connection can cause Smartsheet to run slowly. To diagnose connectivity issues, try accessing other websites or performing speed tests. If your connection is consistently slow or unstable, consider upgrading your plan or contacting your internet service provider.

Additionally, ensure that your network allows traffic to and from Smartsheet's servers. You can check Smartsheet's system status and known issues on their official status page to see if there are any network-related outages or maintenance that might be affecting your connection.

Sheet Complexity and Size

Blue White Minimalist Performance Appraisal Form A4 Document
Blue White Minimalist Performance Appraisal Form A4 Document

Complex and large sheets can cause performance issues due to the increased data Smartsheet needs to process. To optimize performance, consider breaking down large sheets into smaller, more manageable ones.

Additionally, simplify your sheet structure by removing unnecessary columns, rows, or sheets. You can also reduce the number of linked sheets and reports to minimize the data Smartsheet needs to load and process.

a spreadsheet showing student performance based on groups
a spreadsheet showing student performance based on groups
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SMARTSHEET PROJECT TASKS REPORT
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Issues and Concerns Tracker Spreadsheet, Excel project management template, business risk tracker log, issue resolution and handling
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Smartsheet Tips and Tricks - Indenting
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Issues & Concerns Tracker Google Sheets spreadsheet, Issue tracking management template, Project risk and issue log, resolution and handling
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15 Free Sales Report Forms & Templates | Smartsheet
a man in a business suit touching the word performance on a virtual interface with icons and symbols surrounding him
a man in a business suit touching the word performance on a virtual interface with icons and symbols surrounding him
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Comprehensive Monthly Sales Performance Report Template for Clear Data Presentation
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FREE 12+ Employee Performance Appraisal Form Samples & Templates in PDF
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Count on me to jumpstart your smartsheet workspace through automation, formulas, and dashboards
a table that has two different types of performance and performance options for each individual person
a table that has two different types of performance and performance options for each individual person
an image of a chart with different types of words and numbers on it, including the names
an image of a chart with different types of words and numbers on it, including the names
I’ve shared these 5 high-performance secrets in keynotes across 4 continents. Why? Because they work.  Whether you're leading a global team or just trying to get through your Monday. At the end… | David Meade Keynote Speaker | 63 comments
I’ve shared these 5 high-performance secrets in keynotes across 4 continents. Why? Because they work. Whether you're leading a global team or just trying to get through your Monday. At the end… | David Meade Keynote Speaker | 63 comments
APM - Performance Management System
APM - Performance Management System
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Free Project Management Excel Templates for 2026
Low, Moderate, or High: how the records screen rates an address

The records screen turns scattered public data into one simple read. We pull the federal environmental records tied to an address and the area around it, then describe what they show in everyday language and assign a Low, Moderate, or High rating so a non-specialist can act on it. A Low rating means the public records we checked show little nearby activity; Moderate or High means there are records worth understanding before you ...
Low, Moderate, or High: how the records screen rates an address The records screen turns scattered public data into one simple read. We pull the federal environmental records tied to an address and the area around it, then describe what they show in everyday language and assign a Low, Moderate, or High rating so a non-specialist can act on it. A Low rating means the public records we checked show little nearby activity; Moderate or High means there are records worth understanding before you ...
Project Status PowerPoint Presentation Template
Project Status PowerPoint Presentation Template
Performance management is about translating strategy into results. Yet the process often divides people. The challenge is to strike a balance between consistency and fluidity to make it work in… | Carlos Larracilla
Performance management is about translating strategy into results. Yet the process often divides people. The challenge is to strike a balance between consistency and fluidity to make it work in… | Carlos Larracilla
Subcontractor Performance Dashboard
Subcontractor Performance Dashboard
Quality Management System Dashboard Excel
Quality Management System Dashboard Excel

Sheet Formatting and Customizations

Excessive use of formatting, custom styles, or complex conditional formatting rules can also impact performance. To minimize these effects, keep your formatting simple and avoid overusing custom styles.

If you must use complex formatting, consider using Smartsheet's built-in themes or creating custom stylesheets. This approach helps Smartsheet manage the formatting more efficiently and improves overall performance.

Sheet History and Version Control

Enabling sheet history and version control can help you track changes and revert to previous versions if needed. However, keeping a long history can consume resources and impact performance. To balance functionality and performance, set a reasonable history retention period.

You can also consider archiving or deleting old versions that are no longer needed. This action helps reduce the data Smartsheet needs to process and improves overall performance.

Hardware and System Resources

Your device's hardware and system resources play a crucial role in Smartsheet's performance. Outdated or underpowered hardware can cause slow loading times and poor performance.

To ensure optimal performance, use a device with sufficient RAM (at least 8GB), a fast processor, and a solid-state drive (SSD). Additionally, keep your device's operating system and drivers up-to-date to ensure compatibility with Smartsheet.

Background Applications and Processes

Background applications and processes can consume system resources and negatively impact Smartsheet's performance. To minimize these effects, close any unnecessary applications and processes running in the background.

You can also use your device's task manager or activity monitor to identify and terminate resource-intensive processes. Additionally, consider adjusting your device's power settings to optimize performance while using Smartsheet.

Caching and Temporary Files

Browsers and operating systems often cache data to improve performance. However, cached data can sometimes cause issues, including slow loading times and display problems. To resolve these issues, clear your browser's cache and temporary files regularly.

Additionally, consider clearing your device's DNS cache and restarting your browser to ensure a clean slate. If the issue persists, try clearing your browser's cookies and site data as well.

In the ever-evolving landscape of project management, it's essential to stay proactive in addressing performance issues. By regularly monitoring and optimizing your Smartsheet environment, you can ensure a smooth and efficient workflow. If you've tried the solutions above and are still experiencing performance issues, don't hesitate to reach out to Smartsheet's support team for further assistance. Happy managing!