Mail in Office 365
Basic Information
Web Interface (URL) | https://outlook.vse.cz/ |
Username | The username includes @vse.cz, e.g. abcd01@vse.cz |
Password | Your primary university password (same as to the study system) |
Android – recommended client | Microsoft Outlook for Android from Google Play |
iOS – recommended client | Microsoft Outlook for iOS from Apple Store. |
Windows|macOS – recommended client | Outlook. Users have 5 Microsoft Office licenses available, which include the Outlook mail client |
Basic Limits/Restrictions
Mailbox Capacity
Mailbox Type | Capacity | Comment |
Office 365 Personal Mailbox | 50 GB | Users with A3 and A5 Plans have twice the capacity. |
Personal mailbox in InSIS | 50 MB | i.e. 1000 times smaller than Office 365. |
Shared mailboxes in Office 365 | 50 GB |
Sending emails from the mailbox is blocked when approaching the limit; incoming emails are rejected when exceeded.
Size of Emails
Message Type | Size | Comment |
An incoming email to school mail | 15 MB | Including the total size of all attachments. |
Emails between Office 365 | 35 MB | It is better to upload the file on OneDrive and send only a link to the file. |
An outgoing email from Office 365 to the outside internet mail | 18 MB | It is better to upload the file on OneDrive and send only a link to the file |
An outgoing email from InSIS | 15 MB | Such a large email will usually not be sent because the capacity of the mailbox is exceeded |
Size of the email sent via smtp.vse.cz | 15 MB | Applies to users with IMAP access to their mailbox |
Office 365 – when sent using the Outlook desktop client, the maximum email size increases to 84 MB.
Number of Messages, Number of Recipients in Message
Type of limit | Number | Comment |
Office 365 – maximum of recipients per day | 10,000 | For all sent messages from one mailbox |
Office 365 – maximum of recipients in one message | 500 | Email addresses in To, Cc and Bcc are counted |
smtp.vse.cz – maximum of recipients per day | 2,000 | For all messages sent in 24 hours |
smtp.vse.cz – maximum of emails per day | 500 | In one message |
More Information
Other limits of Office 365 (Enterprise E1 and potentially E3 limits apply to VŠE).
More Articles and Information
- Searching for users in Office 365 – how to quickly find a school recipient’s email address in the mail client
- Old emails are lost – last year or older messages are not visible in Outlook
- Outlook does not search for all emails – sometimes an email is not found or only a part of emails is displayed.
- Localization of Folder Names, Time Zone Change
- Clutter folder and Focused Inbox – two variants of the same feature that helps you automatically sort your Inbox. For users with tens/hundreds of messages per day.
- Applying rules to inbox messages – for example, you want to automatically move some of your inbox emails to a specific folder.
- Policies – Automatic Deletion of Emails after a Certain Time
- Office 365 and Junk Mail (Spam) – How to Filter Junk Mail, How You Can Influence SPAM Filtering.