Why Is Office For Mac So Slow

Microsoft Office 365 users have been complaining for a long time that this software compendium runs very slow on their Mac platforms. The problem usually occurs after some time of the program’s usage. The users have reported that the offline versions i.e. Word, Excel and PowerPoint, all run way too slow on their systems.

There are multiple solutions available on the web to tackle this issue. In the following lines, we’re reproducing a selection of the best ones.

  • Turn Off Spell Checker

Office 365 is an online (Cloud based) productivity suite that is developed by Microsoft. Office 365 contains online and offline versions of Microsoft Office, Skype for Business and Onedrive, as well as online versions of Sharepoint, Exchange and Project. Office 365 Slow Performance Poor Office. You put off updates for too long. We all do it — the option to update appears, and we put it off. Q: ” Why is my Mac running so slow? I have a MacBook Pro (2019) model. It’s old but hardly used, and is slowing down. I am wondering why my Mac is running slow and how can make it run like new?” — A User from Yahoo Answers Macs like all computers, Windows or Vista, can run slower over time. Jul 27, 2018 While Office 365 is installed locally on your computer, it is designed to work in the cloud. If you’re storing files on the OneDrive cloud storage and your connectivity is slow that could impact. Over time, Mac computers can slow down due to any number of reasons. Anything from a buggy program to an overloaded internet cache could be the culprit. Here are six common issues that could impact.

If the slowdown issues occurs while you use Office 365 online then the best way to resolve it is by turning off Spell Checker, as the Spell Checker extension in Office 365 uses additional resources that lead to Mac slowing down. Turn it off and check whether this makes a difference. You can even disable it in the offline version by going to FileOptionsProofing. Now simply deselect all options which you deem to be unsuitable.

  • Conflicting Startup Items

Another reason the MS Office installation runs slow on Mac is because of the conflicts caused by various startup items. Solve this issue by moving the Startup items folder altogether.

You have to search for the folder named Startup items. This folder is only accessible if there is a software which is somehow utilizing the computer’s startup resources.

  • Go to Safe Mode and open the Library folder.
  • Now copy the Startup items folder to a destination of your choice.
  • Restart Mac
  • Network Delays in an Active Directory Service Environment

Delays in opening a document can also occur when the computer is connected to a domain through Active Directory. Make sure that routers are updated and also examine their speed. Try to disconnect the routers and retry opening the document to see if this helps.

  • Corrupt Service Discovery Protocol Configurations

The Service Delivery Protocols form an integral part of Office 365, and their corruption can lead to grave issues (including slowdowns). To see if the protocols are causing this issue, follow these steps:

  • Head over to the Go menu and click Utilities.
  • Start the Directory Access program.
  • Click the Services tab.
  • Enter login credentials of an administrator.
  • Clear any checkboxes that are selected.
  • Click Apply and then relock the Directory Access program.
  • Close it.
  • Now relaunch Office and re-test it to check if the document opens with a faster speed.
  • Insufficient Permissions

Files open very slow in the Office 365 app due to the lack of adequate privileges provided by the Mac. This can be fixed by using the Repair Disk Permissions feature.

  • Open the Go menu and click Utilities.
  • Now start the Disk Utility program.
  • Select the primary hard disk of your Mac and select First Aid.
  • Finally, click on Repair Disk Permissions.
  • Disable Mac OS X Firewall

Office 365 verifies its registration on every startup. For this reason, it connects to the Internet. The Mac OS X firewall can block Office from verifying the registration. In that case, it will stop responding for a few minutes and then close itself. Simply disable the firewall by:

  • Click SharingStop.
  • Close the System Preference window.
  • Finally, reboot MS Office.
  • Turn Off Automatic Graphics Switching

Users have reported that they were able to solve the problem by switching-off Automatic Graphics Switching.

  • Close all the Office applications.
  • Head over to Menu.
  • Click System PreferencesEnergy Saver.
  • Now uncheck Automatic Graphics Switching.
  • Erase Duplicate Fonts

Sometimes, duplicate fonts can also cause Office 365 to run very slow on the computer. Resolve this issue to get rid of this sluggishness in Office 365 on Mac.

Why Is Office For Mac So Slow
  • Open the Font Book application.
  • Under Edit, select Look for Enabled Duplicates.
  • Delete any duplicates that are detected.
  • Disable third-party apps


You can also make Office 365 perform a lot faster on Mac by disabling any third-party apps that control the system.

  • Click on MenuSystem Preferences.
  • Now select Security & Privacy.
  • Now click the Privacy tab.
  • Select Accessibility from the menu on the left menu.
  • Disable it.
  • Reinstall Office 365

As a golden rule of thumb, if nothing else works you can always try out uninstalling and then performing a clean installation of the problematic software program under question. Hence, do the same for Office 365 and check the results.

This article will definitely make matters a lot easier for you in the quest to uninstall and re-install Office 365.

Why is my Mac Running Slow?

Possibly the most frustrating thing about owning a computer, is their knack of slowing down over time. One day you've got a shiny new laptop with lightning fast speeds, and the next day it's running at snail speeds.

It can be difficult to put your finger on exactly what is making your laptop slow. Mainly because it is usually a culmination of a number of different aspects.

This article will guide you through the 5 main reasons that a Mac may be running slow, and how to rectify them. Let's get your Mac back to life!


Jump straight to:

Step 1: Clear Disk Space

A quick and easy fix for computer speed and overall performance is clearing space on your hard drive. As your drive gets more and more full of files, you may experience it becoming slow and sluggish Mac app from bash script.

Eventually, you may even see the 'Your disk is almost full' message. At this point, there may not be enough space on your Mac to store temporary files needed for the programs that you're trying to use – you need to free up some space.

Check out our guide on how to clear disk space on Mac to find a step-by-step guide on how to make use of each point below:

  1. Mac OS Storage Management
  2. Find Duplicate Files Mac
  3. Unused Apps- Uninstall Programs on Mac
  4. Delete iTunes backups
  5. Delete Temporary Files on Mac

One of the topics covered is using the fantastic Duplicate Sweeper tool to easily find and remove duplicate files from your Mac

Duplicate Sweeper homepage

Step 2: Close Background Apps

The more software, programs and applications you install on your Mac, the more processes may run in the background, even when you're not using them. You can significantly increase the performance of your Mac by killing these processes.

To do this, open Finder > Go > Utilities. Then open 'Activity Monitor' by double-clicking it in the list.

The Activity Monitor will show you statistics about how much resource impact certain application tasks are taking on your Mac (CPU, Memory, Energy, Disk, Network). Double-click an entry to find out more about the process. You can force the process to stop by clicking 'Quit'.

Step 3: Slow Startup (turn off login items)

It may be that your Mac is slow when you first power on, but it runs smoothly from then on. This may be caused by a list of programs and processes starting up automatically when you power on.

Mac slow startup fix: Open System Preferences > Users & Groups > Login Items. Click the lock at the bottom of the window in order to make changes.

The list items are processes that will automatically start when you log in to the current user account. If you don't need these programs when you log in, they're slowing you down! Select the offending items and hit the '-' button to remove them. The less programs that start when you log in, the quicker your startup will be.

Step 4: Keep MacOS up to date

When your iMac or MacBook notifies you that there is an update available, it is all too easy to ignore it, and carry on with your important work or conversation with that friend.

However, this can be detrimental to your Mac's performance. Updating your Mac OS can fix issues and bugs which may increase your computer's battery life, fix security issues and even increase speed! – not to mention cool new features which may become available when updating.

Apple are always looking for ways in which to improve the speed of their operating system, so it's easy to see why older versions of MacOS are generally slower.

How to update your Mac: Go to the Mac App Store > click Updates > Find the update you wish to apply, and click Update!

Why Is Office For Mac So Slow Cooker

Step 5: Hardware upgrades

Please note that Apple does not approve of upgrading hardware in their computers. In fact, doing so can invalidate your warranty.

Why Is Office For Mac So Slow To Be

That being said, if you're not worried about warranty, there are plenty of tutorials online demonstrating how you can upgrade components of such computers.

Upgrading an old hard disk drive with a new SSD (solid-state drive) or adding more RAM to a computer can drastically improve its speed and performance.

Publisher: Wide Angle Software