After hitting Enter, you might not see any visible feedback. This lack of response simply means that the command was successful. Occasionally, users may flush their DNS cache only to realize that issues persist, such as slow-loading sites or connection errors. These may be attributed to more than just outdated records; they could include other underlying network issues. Each of these commands plays a vital role—essentially refreshing your system’s memory regarding domain names.

Step II: Check Network Settings

By issuing them periodically or whenever connectivity issues arise, reset cached Exchange mode you ensure that your connection remains robust and error-free. After rebuilding the OST file, it’s important to check for any missing mailbox data. If you find any missing items in the new OST file, you can recover them from the backup OST file using Stellar Converter for OST. This professional OST to PST converter tool can extract data from the backup OST file and convert it into PST file, which you can easily import into Outlook. You can easily search for the missing items, select them, and save them in PST and other file formats, such as MSG, EML, RTF, HTML and PDF.

• Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support.
• According to a 2024 survey by TechRadar, about 40% of users who faced intermittent internet problems found relief simply by flushing their DNS cache.
• This command checks the listening services for DNS queries on port 53.
• Addressing these problems effectively often boils down to a few strategic troubleshooting steps.
• If prompted, enter your password—this is required for administrative privileges.
• This tool is designed to extract mailbox items from orphaned or inaccessible OST files.

Method 2: Check if the Work Offline Mode is Disabled

This tool is designed to extract mailbox items from orphaned or inaccessible OST files. This command checks the listening services for DNS queries on port 53. Being informed about your system’s configuration allows for a much smoother experience when addressing connectivity issues later on. By adopting Outlook Not Sending or Receiving Email flushing DNS cache as part of your routine tech maintenance, you’re better equipped to tackle frustrating internet issues while enhancing both speed and security.



Having established how flushing the DNS cache aids in troubleshooting network woes, let’s shift our focus to what to consider if challenges linger afterward. With methods for Mac covered, let’s now explore how other systems manage their DNS cache flushing Fix Outlook and Office365 Sync Issues process effectively. In the Command Prompt window that has popped up, type ipconfig /flushdns and press Enter. Take a breath and watch as your screen returns a message that confirms all those stale entries in your DNS Resolver Cache have been successfully flushed away.

Solutions to Fix the Sync Issues in Outlook

The quickest method is to press Win + R, which opens up the Run dialog box like unlocking a door to an entire world of settings. What you’re doing here is providing your system with commands that can reshape its behavior. Now, manually sync your mailbox using the Update Folder button under the Send/Receive tab.

The journey of an Email: From sender’s domain to recipient’s inbox!

For instance, you might find that a website fails to load despite your internet being otherwise active. Flushing your DNS cache plays a crucial role in resolving connectivity issues that can disrupt your online experience. When you navigate to a website, your system refers to the DNS cache to find the related IP address. However, if you’ve accessed that webpage recently, it might hold onto outdated or corrupted information. This means that even if the website has changed its IP address, your computer might still be trying to connect using incorrect data. To flush the DNS cache, you can open the Command Prompt on Windows and enter the command `ipconfig /flushdns`.

What Our Users Say

But beyond just solving existing problems, understanding how this process works can help enhance your overall browsing experience. If not, you can completely uninstall Microsoft Office and then reinstall it. Now, restart Outlook and check if Outlook synchronization is working. You can check the error message to find the cause behind the sync issue and fix it. If an external address just do your own forward lookup zone in your DNS servers and deal with it there for your internal clients. He can connect fine at home thus far, this issue seems present only when connected to our internal network.

Method 11: Clear Outlook Cache

Open forum for Exchange Administrators / Engineers / Architects and everyone to get along and ask questions. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support.

Why Choose Stellar?

Addressing these problems effectively often boils down to a few strategic troubleshooting steps. When it comes to troubleshooting your internet connection, understanding how a simple act like flushing your DNS cache can remedy multiple problems is key. Our devices thrive on accurate information and speed when connecting to the vast landscape of the internet. Unfortunately, outdated or corrupted DNS entries can disrupt this flow, resulting in frustrating experiences.