Frequent questions
How do I send mass messages in Slack?
To send mass messages in Slack, open a new direct message and select all the contacts you want to send it to one by one. To do this, type the first letter of each person's name and select it manually. Add as many as you need.
How do I view old messages in Slack?
To view old messages in Slack, you will have to turn on the option to keep all messages. If it is enabled, click on 'Settings' in the sidebar on the left and then select 'Message and file history'.
How many channels can be created in Slack?
Slack allows unlimited channel creation. So, you will be free to add as many as you need to manage your workgroups regardless of the size of your space.
Available For Other Platforms
Discover more apps
Innovative app enhances audio, fine-tuning for crystal-clear sound quality.
Periphern: Easy Map Charts – sophisticated, customizable, and user-friendly cartography app.
Customizable widget to display favorite photos on home screen, with various options.
Cat Cute 3D Android theme with icons, wallpapers, and widgets.
EyeEm app offers filters, frames, and social network for sharing photos.
Tool to increase Facebook engagement; generates likes, comments, reactions automatically.
Modern Commando Shooting Games immerses players in intense covert operations.
Immersive driving simulator challenges players with rugged off-road tracks.