> For the complete documentation index, see [llms.txt](https://yubit.gitbook.io/yubit/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://yubit.gitbook.io/yubit/other-help/announcements/system-maintenance.md).

# System Maintenance

* * [App Update Notice (v5.17.0)](https://yubit.gitbook.io/yubit/other-help/announcements/system-maintenance/app-update-notice-v5.17.0.md)
  * [TradFi CFD and Prediction Market System Maintenance Notice](https://yubit.gitbook.io/yubit/other-help/announcements/system-maintenance/tradfi-and-prediction-market-system-maintenance-notice.md)
  * [Announcement on System Maintenance for Coin-Margined Perpetual Contracts (BTCUSD, ETHUSD)](https://yubit.gitbook.io/yubit/other-help/announcements/system-maintenance/announcement-on-system-maintenance-for-coin-margined-perpetual-contracts-btcusd-ethusd.md)
  * [App Update Notice (v5.16.2)](https://yubit.gitbook.io/yubit/other-help/announcements/system-maintenance/app-update-notice-v5.16.2.md)
  * [App Update Notice (v5.16.1)](https://yubit.gitbook.io/yubit/other-help/announcements/system-maintenance/app-update-notice-v5.16.1.md)
  * [TradFi CFD System Maintenance Notice](https://yubit.gitbook.io/yubit/other-help/announcements/system-maintenance/tradfi-system-maintenance-notice.md)
  * [Announcement on the Temporary Suspension of Coin-M Perpetual Rebates](https://yubit.gitbook.io/yubit/other-help/announcements/system-maintenance/announcement-on-the-temporary-suspension-of-coin-m-perpetual-rebates.md)
  * [Notice on Maintenance for Selected World Cup Prediction Market Events](https://yubit.gitbook.io/yubit/other-help/announcements/system-maintenance/notice-on-maintenance-for-selected-world-cup-prediction-market-events.md): Dear Users,
  * [APP Update Announcement (v5.17.2)](https://yubit.gitbook.io/yubit/other-help/announcements/system-maintenance/app-update-announcement-v5.17.2.md)
  * [APP Update Announcement (v5.18.0)](https://yubit.gitbook.io/yubit/other-help/announcements/system-maintenance/app-update-announcement-v5.18.0.md)
  * [🔥 YUBIT APP v5.18.1 hotfix](https://yubit.gitbook.io/yubit/other-help/announcements/system-maintenance/yubit-app-v5.18.1-hotfix.md)
  * [🔥 YUBIT APP v5.19.0 hotfix](https://yubit.gitbook.io/yubit/other-help/announcements/system-maintenance/yubit-app-v5.19.0-hotfix.md)
  * [APP Update Announcement (v5.19.1)](https://yubit.gitbook.io/yubit/other-help/announcements/system-maintenance/app-update-announcement-v5.19.1.md)
  * [Big Data Synchronization Upgrade Maintenance Notice](https://yubit.gitbook.io/yubit/other-help/announcements/system-maintenance/big-data-synchronization-upgrade-maintenance-notice.md)
  * [Temporary Suspension of YUBIT Prediction Market Services](https://yubit.gitbook.io/yubit/other-help/announcements/system-maintenance/temporary-suspension-of-yubit-prediction-market-services.md)