Scheduling a meeting In A Channel:

1. Click Teams in the left sidebar.
2. Select the channel. 
3. Select New meeting at the top right (camera icon).
4. Fill in the details (title, participants, date, time).
   1. For recurring meetings, click the drop-down next to Does not repeat and select the appropriate option. Fill in the information as desired.
5. Click Send.

Schedule a Meeting in the Teams Calendar: 

1. Click Calendar in the left sidebar.
2. Select New meeting at the top right.
3. Select Schedule Meeting in the drop down menu.
4. Fill in the details (title, participants, date, time).
   1. For recurring meetings, click the drop-down next to Does not repeat and select the appropriate option. Fill in the information as desired.
5. Click Save.

Schedule a Meeting in Chat

1. In a chat message bar, click the + button in the compose box
2. Click Schedule meeting.
3. Fill in the details (title, participants, date, time).
   1. For recurring meetings, click the drop-down next to Does not repeat and select the appropriate option. Fill in the information as desired.
4. Click Send.

Schedule a Meeting in Microsoft Outlook

1. In Outlook, choose Teams Meeting at the top ribbon or when creating an event.
2. Fill in the details (title, participants, date, time).
3. To copy the invitation link:
   1. The meeting link will appear as a URL. Select Copy to copy the URL.
   2. Paste the URL into an email or chat message.

Joining a meeting:

1. From Calendar: Click the meeting and select Join.
2. From Chat: Click the meeting notification and select Join.
3. From an invite: Click the Join Microsoft Teams Meeting link.

Quick join options:

• Use the Join button next to a meeting in your Calendar.
• Click Join on a meeting reminder pop-up.

Tips:

• Use Meet now in a channel for immediate meetings.
• Adjust audio/video settings before joining.
• Use the lobby for meeting security.
• If you are not able to join via video, you can call-in.

For more details, see Microsoft's guides:

• Scheduling: Schedule a meeting in Microsoft Teams
• Joining: Join a meeting in Microsoft Teams