You see an error stating Outlook is unable to display the folder properties when trying to manage permissions for a shared mailbox. This prevents you from changing who can access the folder. The error occurs due to permission conflicts or a corrupted local mailbox copy. This article explains the root cause and provides steps to … Read more
You have received a warning that your Exchange Online mailbox is approaching or has exceeded its storage quota. This alert prevents you from sending new emails and can block incoming messages. The quota is a technical limit set by your organization’s Microsoft 365 administrator to manage server storage. This article explains how to quickly reduce … Read more
When Outlook behaves unexpectedly, technical support often needs detailed diagnostic data to find the cause. This data is captured in a special file called an Event Trace Log, or ETL. This article explains how to create this log file and understand its basic contents to provide better information to support teams. Key Takeaways: Creating and … Read more
Outlook can freeze with a persistent “Trying to connect…” status in the status bar, preventing you from sending or receiving email. This is typically caused by a corrupted local data file, incorrect profile settings, or a network configuration problem. This guide provides a complete set of methods to resolve the connection error and restore full … Read more
You may see the error “The form required to view this message cannot be displayed” when opening an email in Outlook. This happens when a custom form is missing from your local forms library. The message was created with a template that your client cannot find. This article explains how to publish the missing form … Read more
You may see the error “The rules on this computer do not match the rules on the server” in Outlook. This message appears when your local email rules are out of sync with the rules stored on your mail server. The conflict typically occurs after a rule is edited on another device or if the … Read more
You may see an error stating Outlook failed to update headers for IMAP folders. This prevents you from seeing new email in your IMAP account. The error is typically caused by a corrupted local data file or a conflict with your email provider’s server settings. This article explains the root cause and provides steps to … Read more
You see an error stating the message size exceeds your sending limit when trying to send an email in Outlook. This error occurs because your email account has a maximum size limit for outgoing messages. This article explains the technical limits and provides steps to reduce your email’s size so it can be sent. Key … Read more
You tap an attachment in the Outlook mobile app, but it fails to download when you are on a cellular network. This problem occurs because the app’s data settings can block downloads to save your mobile data plan. This article explains how to change the Outlook mobile app settings to allow attachment downloads over cellular … Read more
Your Outlook mobile app repeatedly asks you to sign in, disrupting your workflow. This is typically caused by an expired authentication token or a conflict with your organization’s security policies. This article provides the steps to stop the constant logouts and restore stable access to your email and calendar. You will learn how to refresh … Read more