Adjusting Notification Triggers
On Desktop
Click your profile photo in the sidebar.
Select Preferences > Notifications.
Under Notify me about..., choose:
Select All new messages
Uncheck “Use different settings for my mobile devices” for consistent behavior.
Keyword Alerts
Set up custom keywords to receive notifications whenever these are mentioned in any message.
Notification Methods
Customize how you receive alerts (e.g., sound, banner, etc.).
Desktop to Mobile Alert Sync
You can enable mobile alerts when you're inactive on desktop for a certain amount of time.
Mobile (iOS / Android)
Tap your profile picture at the top of the screen.
Tap Notifications.
Under “Notify me on mobile about...”, adjust your preferences accordingly.
Channel-Specific Notification Settings
On Desktop
Select View Site Info on the left side of the address bar.
Select Allow from the drop-down menu under Permissions for this site > Notifications.
Go to the channel for which you want to set up notifications.
Click on the channel name in the conversation header.
Click on the notification drop-down menu ( Get Notification for All Messages ) under the conversation name to select a notification option.
- Get notified for all messages
- Only mentions
- Nothing
- Mute channel
Click the X in the upper right to save and close.
On Mobile ( IOS / Android )
Go to the desired channel.
Tap the channel name → Settings & Info → Notifications.
Choose your preferred alert option for that specific channel. 
Pause Notifications (Snooze)
You can temporarily snooze notifications in certain situations.
On Desktop
Click your profile picture in the sidebar.
Click Pause notifications, then select a snooze duration. 
On Mobile (iOS/Android)
Tap your profile picture.
Tap Pause notifications and choose how long to snooze.
On Mobile ( IOS / Android )
Go to the desired channel.
Tap the channel name → Settings & Info → Notifications.
Choose your preferred alert option for that specific channel. 
Pause Notifications (Snooze)
You can temporarily snooze notifications in certain situations.
On Desktop
Click your profile picture in the sidebar.
Click Pause notifications, then select a snooze duration.
Tap your profile picture.
Tap Pause notifications and choose how long to snooze.
Additional Notification Information
Priority Order of Notification Settings:
OS-level notification permissions (phone/device settings)
Slack profile/workspace notification settings
Slack channel-specific notification settings
For more information on setting up Slack notifications, please see the guide below.
Default Notification Behavior
Unless customized, the following Slack notifications are enabled by default for both desktop and mobile:
- When you receive a Direct Message (DM)
- When someone replies to a thread you’re part of
- When someone mentions you (@yourname) or uses:
@here
,@channel
,@everyone
- When a message contains one of your custom keywords (if set)
- When you have a Slackbot reminder (if configured)
We recommend customizing notifications to suit your needs so you never miss important updates.
FAQ
I’m not receiving Slack notifications on my mobile device.
- Go to your Workspace Settings > Troubleshoot notifications to identify where the issue lies.
Then, follow the instructions in the guide above to resolve the problem. - For more details, please refer to: https://get.slack.help/hc/en-us/articles/360001559367-Troubleshoot-Slack-notifications