--- title: FAQ | Zello Work description: Frequently asked questions about Zello Work. --- [Skip to content](https://support.zello.com/zw/faq#main-content) English Show submenu for translations [More support](https://support.zello.com/zw/kb-tickets/new) [![wordmark@2x](https://support.zello.com/hs-fs/hubfs/2024%20Trial%20series/wordmark@2x.png?width=92&height=16&name=wordmark@2x.png)](https://zello.com/) Open main navigation Close main navigation - English Show submenu for translations - [More support](https://support.zello.com/zw/kb-tickets/new) - [Contact us](https://zello.com/contact/new-ticket/) [Contact us](https://zello.com/contact/new-ticket/) Hello. How can we help you? - There are no suggestions because the search field is empty. 1. [Zello Work](https://support.zello.com/zw) 2. [FAQ](https://support.zello.com/zw/faq) # FAQ Frequently asked questions about Zello Work. ## Functionality - [Android: Why should I grant Zello permission to "Display Zello over other Apps"?](https://support.zello.com/zw/android-why-should-i-grant-zello-permission-to-display-zello-over-other-apps) - [Why is there an arrow next to a user on the talk screen?](https://support.zello.com/zw/why-is-there-an-arrow-next-to-a-user-on-the-talk-screen) - [Why did another company share a channel with me?](https://support.zello.com/zw/why-did-another-company-share-a-channel-with-me) - [Can I speak in a channel I'm not a part of?](https://support.zello.com/zw/can-i-speak-in-a-channel-im-not-a-part-of) - [What is Jitter Adjustment Threshold?](https://support.zello.com/zw/what-is-jitter-adjustment-threshold) - [Can I sign in to the same user account on multiple devices?](https://support.zello.com/zw/can-i-sign-in-to-the-same-user-account-on-multiple-devices) - [Can I choose an audio source from Dispatch Hub?](https://support.zello.com/zw/can-i-choose-an-audio-source-from-dispatch-hub) - [What is the ‘Everyone’ channel?](https://support.zello.com/zw/what-is-the-everyone-channel) - [Is it possible to rename channels?](https://support.zello.com/zw/is-it-possible-to-rename-channels) - [What is Pre-Buffering and how does it work?](https://support.zello.com/zw/what-is-pre-buffering-and-how-does-it-work) - [What is the "Keep-alive interval" setting?](https://support.zello.com/zw/what-is-the-keep-alive-interval-setting) - [What is "Conversation Time Out"?](https://support.zello.com/zw/what-is-conversation-time-out) - [Can we use our account database and policies?](https://support.zello.com/zw/can-we-use-our-account-database-and-policies) - [What is VBR and what are the benefits?](https://support.zello.com/zw/what-is-vbr-and-what-are-the-benefits) - [How does the console handle multiple channels of information?](https://support.zello.com/zw/how-does-the-console-handle-multiple-channels-of-information) - [Where are History files saved on the PC?](https://support.zello.com/zw/where-are-history-files-saved-on-the-pc) - [Why does a channel have a logo next to it?](https://support.zello.com/zw/why-does-a-channel-have-a-logo-next-to-it) - [How are voice messages saved locally?](https://support.zello.com/zw/how-are-voice-messages-saved-locally) - [How do I turn off "Set Zello status to Busy" when my Android phone is on silent?](https://support.zello.com/zw/how-do-i-turn-off-set-zello-status-to-busy-when-my-android-phone-is-on-silent) - [How does Zello Work differ from Zello Friends & Family?](https://support.zello.com/zw/how-does-zello-work-differ-from-zello-friends-family) - [PTT Button: Toggle vs. Hold-to-Talk Mode](https://support.zello.com/zw/ptt-button-toggle-vs.-hold-to-talk-mode) - [How many users are allowed per channel?](https://support.zello.com/zw/how-many-users-are-allowed-per-channel) - [How does 'Remote control' work on iPhone?](https://support.zello.com/zw/how-does-remote-control-work-on-iphone) - [Can I control history from the management console?](https://support.zello.com/zw/can-i-control-history-from-the-management-console) See less ▼ ## Accessories - [Why doesn't my wired headset / speaker mic button work with Zello in the background on Android anymore?](https://support.zello.com/zw/why-doesnt-my-wired-headset-/-speaker-mic-button-work-with-zello-in-the-background-on-android-anymore) ## Troubleshooting - ["Invalid Network" error on Dispatch Hub](https://support.zello.com/zw/invalid-network-error-on-dispatch-hub) - [Why am I receiving an 'Invalid password or username' message when I sign in to Zello?](https://support.zello.com/zw/why-am-i-receiving-an-invalid-password-or-username-message-when-i-sign-in-to-zello) ## Network - [Is there a license for unlimited users?](https://support.zello.com/zw/is-there-a-license-for-unlimited-users) - [How do I create a broadcast system with a channel?](https://support.zello.com/zw/how-do-i-create-a-broadcast-system-with-a-channel) - [Can I try Zello Work before purchasing a subscription?](https://support.zello.com/zw/can-i-try-zello-work-before-purchasing-a-subscription) - [What type of connection do I need during my event?](https://support.zello.com/zw/what-type-of-connection-do-i-need-during-my-event) - [Are broadcast messages blocked with Zello on cell nets?](https://support.zello.com/zw/are-broadcast-messages-blocked-with-zello-on-cell-nets) - [Can an admin set parameters for users' device history from the management console?](https://support.zello.com/zw/can-an-admin-set-parameters-for-users-device-history-from-the-management-console) - [Does Zello offer a co-branding or white labeling option?](https://support.zello.com/zw/does-zello-offer-a-co-branding-or-white-labeling-option) - [What is the current latency?](https://support.zello.com/zw/what-is-the-current-latency) - [How do I update my payment information?](https://support.zello.com/zw/how-do-i-update-my-payment-information) - [How much data bandwidth does the app use?](https://support.zello.com/zw/how-much-data-bandwidth-does-the-app-use) - [What encryption algorithms does Zello Work use?](https://support.zello.com/zw/what-encryption-algorithms-does-zello-work-use) - [What is the “Use TCP only” setting?](https://support.zello.com/zw/what-is-the-use-tcp-only-setting) - [Does Zello offer a non-hosted business solution?](https://support.zello.com/zw/does-zello-offer-a-non-hosted-business-solution) See less ▼ ## Compliance - [HIPAA Compliance](https://support.zello.com/zw/hipaa-compliance) - [Getting Started](https://support.zello.com/zw/getting-started#main-content) - [Trials](https://support.zello.com/zw/getting-started#trials) - [Admins](https://support.zello.com/zw/getting-started#admins) - [Users](https://support.zello.com/zw/getting-started#users) - [Dispatch Hub](https://support.zello.com/zw/getting-started#dispatch-hub) - [Intro to Zello](https://support.zello.com/zw/getting-started#intro-to-zello) - [Admins](https://support.zello.com/zw/admins#main-content) - [User Management](https://support.zello.com/zw/admins#user-management) - [Channels](https://support.zello.com/zw/admins#channels) - [Dispatch Hub](https://support.zello.com/zw/admins#dispatch-hub) - [Network Settings and Configurations](https://support.zello.com/zw/admins#network-settings-and-configurations) - [Zello Enterprise Server](https://support.zello.com/zw/admins#zello-enterprise-server) - [Payments, Subscriptions, and Billing](https://support.zello.com/zw/admins#payments-subscriptions-and-billing) - [Using Zello](https://support.zello.com/zw/using-zello#main-content) - [Dispatch Hub](https://support.zello.com/zw/using-zello#dispatch-hub) - [User Communications](https://support.zello.com/zw/using-zello#user-communications) - [Channels](https://support.zello.com/zw/using-zello#channels) - [Settings](https://support.zello.com/zw/using-zello#settings) - [Features](https://support.zello.com/zw/using-zello#features) - [Windows PC App](https://support.zello.com/zw/using-zello#windows-pc-app) - [Accessories](https://support.zello.com/zw/accessories#main-content) - [Rugged/Specialized Phones](https://support.zello.com/zw/accessories#rugged-specialized-phones) - [Network Radios](https://support.zello.com/zw/accessories#network-radios) - [Headsets](https://support.zello.com/zw/accessories#headsets) - [Speakers/Mics](https://support.zello.com/zw/accessories#speakers-mics) - [Wireless Buttons](https://support.zello.com/zw/accessories#wireless-buttons) - [Gateways](https://support.zello.com/zw/accessories#gateways) - [Partners & Developers](https://support.zello.com/zw/partners-developers#main-content) - [Partnerships](https://support.zello.com/zw/partners-developers#partnerships) - [New Mobile SDK (iOS, Android, React Native)](https://support.zello.com/zw/partners-developers#new-mobile-sdk-ios-android-react-native) - [Legacy SDK (Android-Only)](https://support.zello.com/zw/partners-developers#legacy-sdk-android-only) - [API and Integrations](https://support.zello.com/zw/partners-developers#api-and-integrations) - [FAQ](https://support.zello.com/zw/faq#main-content) - [Functionality](https://support.zello.com/zw/faq#functionality) - [Accessories](https://support.zello.com/zw/faq#accessories) - [Troubleshooting](https://support.zello.com/zw/faq#troubleshooting) - [Network](https://support.zello.com/zw/faq#network) - [Compliance](https://support.zello.com/zw/faq#compliance) - [Videos](https://support.zello.com/zw/videos#main-content) - [Android](https://support.zello.com/zw/videos#android) - [Management Console](https://support.zello.com/zw/videos#management-console) - [iOS](https://support.zello.com/zw/videos#ios) - [Channels](https://support.zello.com/zw/videos#channels) - [Dispatch Hub](https://support.zello.com/zw/videos#dispatch-hub) [![wordmark@2x](https://support.zello.com/hs-fs/hubfs/2024%20Trial%20series/wordmark@2x.png?width=92&height=16&name=wordmark@2x.png "wordmark@2x")](https://zello.com) Zello Inc Help Center Copyright © 2025, Zello