• Privacy principles: search, learning, and intelligence
    Our mission is to build a product that makes work life simpler, more pleasant and more productive. To do so, we analyze Customer Data submitted to Slack as well as Other Informatio...
  • Slack deprecation policy for app versions, browsers, and operating systems
    To ensure we’re able to deliver a consistent experience for our customers, Slack deprecates support for app versions, browsers, and operating systems (OS) every six months. Custo...
  • Message, file, and app limits on the free version of Slack
    You can use the free version of Slack for as long as you'd like, and there's no limit to the number of members who can be invited, but there are a few usage limits to consider:...
  • Set up a passcode, fingerprint, or facial scan to sign in to Slack
    If an Org Ownerrequires a mobile passcode for their Enterprise Grid organization, members and guests with unmanaged mobile devices must use a passcode or biometric authentication...
  • Allow additional organizations to join a channel you're sharing
    Channels shared with Slack Connect before June 24, 2020 are limited to two organizations by default. To add other external partners, someone from the invited organization must allo...
  • Voice, video, and screen sharing apps
    When you need to connect by voice or video call, or share your screen with your teammates, you have a few options in Slack. You can use Slack’s built-in calling feature, or visit...
  • Manage members' ability to create, archive, and remove members from channels
    Owners of a workspace or Enterprise Grid organization can choose who's allowed tocreate channels,archive channels, andremove membersfrom channels they're a part of....
  • Invite your partners to try Slack Connect for free
    Available with any paid plan, Slack Connect is a quicker, more secure way to work with people from outside your company. Use Slack Connect to invite your partners, customers, and v...
  • Trouble receiving emails from Slack
    Not receiving emails from Slack? We're here to help! We've gathered some tips to help you find invitations to join workspaces andemail notifications....
  • Vendor and remittance details for Slack
    Do you or your accounting team need more information about Slack? Below you'll find our vendor information and billing details....
  • Focus on what matters to you
    If you receive a steady stream of emails, chats, and calls, it may be difficult to focus on work that matters most....
  • Manage who can upgrade a free workspace
    By default, any member can upgrade a free workspace by purchasing a paid plan. The member who upgrades a workspace will have access to managing billing details and making plan chan...
  • Manage profile fields synced with SCIM
    With Slack's SCIM API, you can automatically sync information about members in your identity provider (IDP) or internal directories with their individual Slack profiles....
  • Choose how member names appear for you in Slack
    From your preferences, you can choose how members' names appear in Slack. Keep in mind that this preference only affects what you'll see. Using the steps below, select from one of ...
  • How to read Slack data exports
    For instance, if your retention policy is set to delete messages in public channels after 30 days and you selected a date range over 31 days ago, there would be no folders for public channels included in your export.
  • Work with apps in Slack using shortcuts
  • Find people you work with in Slack
    In Slack, you can browse and find people you work with in your workspace or Enterprise Grid organization from the directory....
  • Manage how people join your workspace
    By default, people need an invitation to join a Slack workspace. If they'd like, Workspace Owners can approve certain email domains to allow anyone with an approved email address t...
  • Manage channels shared with external organizations
    By default, Workspace Owners and Admins on the Standard and Plus plans, and Org Owners and Admins on the Enterprise Grid plan can manage channels shared with external organizations...
  • Manage who can notify a channel or workspace
    By default, all members can notify a channel or workspace by using @channel, @here, and @everyone mentions. If they’d like, owners and admins can adjust these settings in their w...
  • Use threads to organize discussions
    Start a thread from any message to organize discussions in channels and direct messages (DMs). Threads let you discuss topics in detail without adding clutter to a conversation’s...
  • Supported payment methods
    The fastest way to pay for Slack's Standard or Plus plan is with a credit card, but your workspace may be eligible to pay by invoice. Read on for more details, and send us a note i...
  • Failed or late payments
    Payments can fail for a number of reasons. If there’s ever an issue, we’ll immediately email WorkspaceOwners and any billing contacts....
  • Slack for Teams guide to success
    Slack for Teams is a single workspace for small- to medium-sized companies looking to centralize communication.If you're in charge of rolling out or managing Slack, this series o...
  • Enterprise Grid guide to success
    Slack’s Enterprise Grid plan has many benefits for large companies. If you are responsible for moving your company to Slack Enterprise Grid, this success guide series was written...
  • FAQ: Import data from one Slack workspace to another
    Using Slack’s import and export tools, you can export member, message, and channel data from one workspace and import it to another. You’ll find answers to common questions abo...
  • Getting started for workspace creators
    Looking for more information about creating a Slack workspace or managing your new workspace? This guide is for you, and we’re glad you’re here!...
  • Slack calls: the basics
    With Slack calls, you can make a voice or video call to connect with anyone in your workspace. Keep reading to get familiar with Slack’s calling features, and the plans and devic...
  • Zapier for Slack
    Zapier automatically moves information between the tools you use every day with custom workflows called Zaps. Install the Zapier app to connect your workspace to hundreds of other ...
  • Change your payment schedule
    Slack offers monthly or annual billing for the Standard and Plus plans. Read on to learn how to change your payment schedule....
  • Slack's deprecation schedule
    Desktop deprecations Operating systems (OS) Mac Windows Linux OS version End of support 10.10 Mar. 1, 2021 10.11 Aug. 1, 2021 10.12 Aug. 1, 2021 10.13 Aug. 1, 2021 OS version End of support Windows 7 Mar. 1, 2021 Windows 10Version 1507 Aug. 1, 2021 Windows 10Version1511 Aug. 1, 2021 Windows 10Version 1607 Aug. 1, 2021 Windows 10Version 1703 Aug. 1, 2021 Windows 10Version 1709 Aug. 1, 2021 Windows ServerVersion 2008 Aug. 1, 2021 Windows ServerVersion 2008 R2 Aug. 1, 2021 OS version End of support Ubuntu 14.04 Aug. 1, 2021 Ubuntu 16.04 Aug. 1, 2021 Fedora 31 Aug. 1, 2021 Note: When a Windows, Mac, or Linux OS reaches EOS, anyone using that OS will not be blocked from accessing Slack. Slack app versions App version End of support End of life 4.0.0 Aug. 1, 2021 Aug. 31, 2021 4.0.1 Aug. 1, 2021 Aug. 31, 2021 4.0.2 Aug. 1, 2021 Aug. 31, 2021 4.1.0 Aug. 1, 2021 Aug. 31, 2021 4.1.1 Aug. 1, 2021 Aug. 31, 2021 4.1.2 Aug. 1, 2021 Aug. 31, 2021 4.2.0 Aug. 1, 2021 Aug. 31, 2021 4.3.0 Aug. 1, 2021 Aug. 31, 2021 4.3.2 Aug. 1, 2021 Aug. 31, 2021 4.3.4 Aug. 1, 2021 Aug. 31, 2021 4.4.0 Aug. 1, 2021 Aug. 31, 2021 4.4.2 Aug. 1, 2021 Aug. 31, 2021 4.5.0 Aug. 1, 2021 Aug. 31, 2021 4.5.1 Aug. 1, 2021 Aug. 31, 2021 4.6.0 Aug. 1, 2021 Aug. 31, 2021 4.7.0 Aug. 1, 2021 Aug. 31, 2021 Mobile deprecations Operating systems (OS) iOS Android OS version End of support End of life 12 Aug. 1, 2021 Aug. 31, 2021 OS version End of support End of life 6API 25 Aug. 1, 2021 Aug. 31, 2021 7API 26 Aug. 1, 2021 Aug. 31, 2021 Slack app versions iOS Android App version End of support End of life 3.24 Aug. 1, 2021 Aug. 31, 2021 3.25 Aug. 1, 2021 Aug. 31, 2021 3.26 Aug. 1, 2021 Aug. 31, 2021 3.27 Aug. 1, 2021 Aug. 31, 2021 3.28 Aug. 1, 2021 Aug. 31, 2021 3.29 Aug. 1, 2021 Aug. 31, 2021 3.30 Aug. 1, 2021 Aug. 31, 2021 3.31 Aug. 1, 2021 Aug. 31, 2021 3.32 Aug. 1, 2021 Aug. 31, 2021 3.32.1 Aug. 1, 2021 Aug. 31, 2021 3.33 Aug. 1, 2021 Aug. 31, 2021 3.34 Aug. 1, 2021 Aug. 31, 2021 3.35 Aug. 1, 2021 Aug. 31, 2021 3.36 Aug. 1, 2021 Aug. 31, 2021 3.37 Aug. 1, 2021 Aug. 31, 2021 3.38 Aug. 1, 2021 Aug. 31, 2021 3.39 Aug. 1, 2021 Aug. 31, 2021 3.40 Aug. 1, 2021 Aug. 31, 2021 3.41 Aug. 1, 2021 Aug. 31, 2021 3.42 Aug. 1, 2021 Aug. 31, 2021 3.43 Aug. 1, 2021 Aug. 31, 2021 3.44 Aug. 1, 2021 Aug. 31, 2021 3.45 Aug. 1, 2021 Aug. 31, 2021 3.46 Aug. 1, 2021 Aug. 31, 2021 3.47 Aug. 1, 2021 Aug. 31, 2021 3.48 Aug. 1, 2021 Aug. 31, 2021 3.49 Aug. 1, 2021 Aug. 31, 2021 3.50 Aug. 1, 2021 Aug. 31, 2021 3.51 Aug. 1, 2021 Aug. 31, 2021 3.52 Aug. 1, 2021 Aug. 31, 2021 3.53 Aug. 1, 2021 Aug. 31, 2021 3.54 Aug. 1, 2021 Aug. 31, 2021 3.55 Aug. 1, 2021 Aug. 31, 2021 3.56 Aug. 1, 2021 Aug. 31, 2021 3.57 Aug. 1, 2021 Aug. 31, 2021 App version End of support End of life 2.39 Aug. 1, 2021 Aug. 31, 2021 2.40 Aug. 1, 2021 Aug. 31, 2021 2.41 Aug. 1, 2021 Aug. 31, 2021 2.42 Aug. 1, 2021 Aug. 31, 2021 2.43 Aug. 1, 2021 Aug. 31, 2021 2.44 Aug. 1, 2021 Aug. 31, 2021 2.45 Aug. 1, 2021 Aug. 31, 2021 2.46 Aug. 1, 2021 Aug. 31, 2021 2.47 Aug. 1, 2021 Aug. 31, 2021 2.47.1 Aug. 1, 2021 Aug. 31, 2021 2.48 Aug. 1, 2021 Aug. 31, 2021 2.49 Aug. 1, 2021 Aug. 31, 2021 2.50 Aug. 1, 2021 Aug. 31, 2021 2.51 Aug. 1, 2021 Aug. 31, 2021 2.52 Aug. 1, 2021 Aug. 31, 2021 2.53 Aug. 1, 2021 Aug. 31, 2021 2.54 Aug. 1, 2021 Aug. 31, 2021 2.55 Aug. 1, 2021 Aug. 31, 2021 2.56 Aug. 1, 2021 Aug. 31, 2021 2.57 Aug. 1, 2021 Aug. 31, 2021 2.58 Aug. 1, 2021 Aug. 31, 2021 2.59 Aug. 1, 2021 Aug. 31, 2021 2.60 Aug. 1, 2021 Aug. 31, 2021 2.61 Aug. 1, 2021 Aug. 31, 2021 2.62 Aug. 1, 2021 Aug. 31, 2021 2.63 Aug. 1, 2021 Aug. 31, 2021 2.64 Aug. 1, 2021 Aug. 31, 2021 2.65 Aug. 1, 2021 Aug. 31, 2021 2.66 Aug. 1, 2021 Aug. 31, 2021 2.67 Aug. 1, 2021 Aug. 31, 2021 2.68 Aug. 1, 2021 Aug. 31, 2021 2.69 Aug. 1, 2021 Aug. 31, 2021 2.70 Aug. 1, 2021 Aug. 31, 2021 2.71 Aug. 1, 2021 Aug. 31, 2021 2.72 Aug. 1, 2021 Aug. 31, 2021 Browser deprecations Browser version End of support End of life Safari 13.1.2 Aug. 1, 2021 Aug. 31, 2021 Chrome 82 Aug. 1, 2021 Aug. 31, 2021 Firefox 77 Aug. 1, 2021 Aug. 31, 2021 Edge 83 Aug. 1, 2021 Aug. 31, 2021
  • Security recommendations for approving apps
    Slack is most powerful when you connect it to tools you already use.With your permission, apps and integrations can access your workspace's information to help you automate tasks...
  • Add custom emoji to your workspace
    In Slack, emoji serve both a fun and functional purpose. You can add your own custom emoji, or a set of custom emoji from an emoji pack....
  • Sales tax and VAT
    Republic of Korea Effective 31 July 2019, VAT will be added to your purchase if the billing address associated with your Slack workspace or organisation is in the Republic of Korea.
  • Try a paid plan for free
    Are you using Slack on the Free plan but curious to see what our other plans are all about? You might be interested in trying the Standard or Plus plan on a free trial....
  • Manage join and leave messages
    How join and leave messageswork Free, Standard, and Plus plans Enterprise Grid plan By default, messages are shown when someone joins or leaves a channel.
  • Use emoji and emoticons
    Emoji are a spin on common emoticons. In Slack, emoji are both fun and practical: use them to enhance your message formatting, add reactions, or copy messages from one channel to a...
  • Box for Slack
    Add a Box file from Slack If you’ve installed the Box File Picker app, you can select one or more Box files at a time to add to Slack: Click the paper clip icon to the right of the message field in a conversation.
  • Require a mobile passcode on Enterprise Grid
    Android users need to useversion 19.07.31 or above.
  • Slack video tutorials
    Move your next project into a channel See what work looks like when teams shift to Slack channels.
  • ADFS single sign-on
    You can integrateyour Active Directory Federation Services (ADFS) instance to help manage seamless single sign-on for your members....
  • Keep work organized with channels
    In this tutorial, you’ll learn how to use Slack to: Work in one place Provide context for your team Bring your teammates together Work in one place Whether you're kicking off a new project or your team needs a place for ongoing discussion on a topic, you can create channels to keep relevant conversations organised.