How can you pin a message in Slack?

The option that involves hovering over the message and selecting "More actions," then "Pin to channel" is the correct method for pinning a message in Slack. This process is designed to allow users to easily manage message visibility and organization within channels. When you hover over the message, the "More actions" option opens a menu that provides various functionalities related to the message, including the ability to pin it for easy reference by all channel members.

Pinning a message is particularly useful for highlighting important information, updates, or resources that everyone in the channel may need to access frequently. Only admins and members with the appropriate permissions can pin messages, ensuring that critical information remains accessible without cluttering the channel with repeated posts.

Other options provided do not accurately represent the process of pinning a message in Slack. For instance, simply clicking a "Pin" button next to a message does not exist as a method within the Slack interface. Tagging with a star pertains to a different feature for favoriting messages and does not inherently pin them for the channel. Sending a message to a direct message is unrelated to the concept of pinning within a channel, as it could separate important discussions from the broader channel context.