10 Amazing Tips to Speed Up Microsoft Outlook Performance Quickly

If you are using Microsoft Outlook for many years, you have noticed that it slows down and or behave badly sometimes. Therefore, this post will offer you 10 effective tips to speed up outlook performance

I cannot turn 'Cached exchange mode' off in Outlook 2016 home version. It is checked 'On' but disabled, and going into 'More settings' and unchecking the flags there makes no difference. When I close Outlook and go back they are simply checked again. I am using Outlook 365 home, with a Hotmail account amongst others. ' In our case the users having connection to Exchange Online can however see only the messages sitting in the cache, i.e. If the user scrolls down an email folder, there's no message Click here to view more on Microsoft Exchange, the list just ends on the last cached email. Outlook behaves like there was no connection to the server. No, Administrator permissions did not allow me to turn off cached exchange mode. The regedit instructions above were fine, except that there is no OST key entry for Office 16 (365 subscription). I have to change data files since I don’t use hotmail calendar or contacts. In Outlook, go to File - Account Settings, then highlight the account and click the Change button. There you’ll see the slider, which is shown in the screenshot below. The Outlook cached mode slider, managed by Group Policy. The Outlook cached mode slider does not directly control the size of your OST file in gigabytes.

Microsoft Outlook is no doubt a popularly used email client among business users. As it stores a large amount of data and needs to use on regular basis, which slows down its processing speed. However, it starts taking lots of time to start, navigate between the folders or while sending new emails. It becomes so irritating and frustrating to wait for such a long time. Therefore, speeding up Outlook 2019 / 2016 / 2013 / 2010 / 2007, one needs to remove the hurdles while processing & boost Outlook performance.

There are some users who have suffered many times with the poor performance of Outlook like experiencing an endless waiting or missing an important task due to slow Outlook, etc. Therefore, do not wait so long!

Use the 10 amazing tips to speed up Outlook performance, which is discussed below:

Most Popular Tips to Enhance / Boost MS Outlook Performance

Tip 1: Update Microsoft Outlook & Windows 10

Disable Cached Mode in Outlook 2016 via GPO

It is a well-known fact that if your Microsoft Outlook & Windows 10 is not up-to-date, then you might have an effect on the performance of Outlook. Therefore, always keep Outlook & Windows updated to boost Outlook performance. In order to update Outlook 2019 / 2016, navigate to File >> Office Account >> Update Options >> Update Now option.

Tip 2: Disable Unused Add-ins

It might be possible that some other third-party tools are installed as add-ins in MS Outlook that you do not know. However, most of them are useless and degrading the Outlook performance. Therefore, it always beneficial to disable the unused add-ins from Outlook to speed up Outlook performance. To do the same, navigate to File >> Options >> Add-ins >> Go option. After that, in the pop-up dialog box, remove all except Microsoft add-ins.

Tip 3: Turn Off RSS Feeds Feature

Another important parameter is the RSS Feeds that affect the Outlook performance. If it is not important to you or never used by you, then it is recommended to disable it to start speeding up Outlook. For disabling the RSS feeds, navigate to File >> Options >> Advanced option. After that, you can easily locate the RSS Feeds icon and disable the two options under it. This will surely boost Outlook performance.

Tip 4: Cut Down the Published & Shared Calendars

In Outlook, users easily share and publish calendars with each others. In addition, it works really well in Outlook 2019 / 2016 / 2013 / 2007. Therefore, it leads to some many published & shared calendars in Outlook and makes Outlook works slowly. To speed up Outlook performance, it is suggested to remove all published & shared calendars, which is not important. It is always better to have only one or two published & shared calendars.

Tip 5: Download IMAP Emails Completely

Search And Cache Mode - How To Always Search On The Server

It is always clear to the users that IMAP account downloads only the email header part. As, a user double-click on the email, it will download the complete email contents, which will absolutely degrade the Outlook working. Therefore, one should make it download complete emails when its is synchronized. To do this, choose the target account from send/receive groups. After that, check the Download complete item including the attachments option.

Tip 6: Use Cached Exchange Mode

If a user is using an Exchange account, the Outlook will read data over the network also that takes lots of time. Thus, speed up Outlook performance, one is suggested to use the cache exchange mode. Using this, one can effectively take data file from the Exchange Server and cache it to the system. For this, in Account Settings, choose the Exchange Account. Then, click on the Change button. Now, you can activate the cached Exchange Mode from the new window.

Tip 7: Archive Old Outlook Emails

Storing a large amount of data in PST file is also one of the major factors that affect the performance. Therefore, you are advised to archive old data timely to boost Outlook performance. Politically exposed person list. Mount and blade warband serial key 1.143. To do the same, you can use the Cleanup software and Auto Archive option.

Tip 8: Move Attachments to Local Storage

Turn Off Cached Mode In Outlook 2016

Apart from archiving the PST file data, it is always recommended to store or move all attachments to the local machine and delete them from Outlook. This will help in reducing the size of PST file suddenly. However, if the message body contains attachments, then first turn the message into edit mode after that move attachment to local storage.

Tip 9: Large Size PST File

Turn Off Cached Mode Outlook 2016 Registry

Another possible thing that a user can try to speed up Outlook performance is compact the size of large PST file. This will instantly speed up the Outlook as it frees some of the space. Now, to do the same, go to Account Settings and double-click the PST file. After that, a dialog box appear, click on Compact Now option to reduce the PST file size.

Tip 10: Fix Outlook files

In the case of any error in the PST file of the MS Outlook, it will directly badly affect the performance of the Outlook. However, to fix the error in PST file, one can use expert utility called Outlook Recovery Tool by SysTools that will to repair Outlook PST file easily.

Or Scanpst.exe (Inbo Repair Tool), the Microsoft inbuilt tool

The Bottom Line

Most of the users are suffering from slow performance issue of the MS Outlook and needs to enhance it. Therefore, considering the requirement of the users, we have discussed 10 effective tips for speeding up Outlook instantly. One can use them and speed up/ boost Outlook performance without any external help.

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