> For the complete documentation index, see [llms.txt](https://wallee.gitbook.io/documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://wallee.gitbook.io/documentation/faq/pos-troubleshooting-and-handling.md).

# Terminal

- [FAQs](https://wallee.gitbook.io/documentation/faq/pos-troubleshooting-and-handling/handling.md)
- [Battery Settings](https://wallee.gitbook.io/documentation/faq/pos-troubleshooting-and-handling/handling/battery-settings.md)
- [How to activate Wi-Fi](https://wallee.gitbook.io/documentation/faq/pos-troubleshooting-and-handling/handling/how-to-activate-wi-fi.md)
- [How do I transmit the final balance ?](https://wallee.gitbook.io/documentation/faq/pos-troubleshooting-and-handling/handling/how-do-i-transmit-the-final-balance.md): Submitting the final balance report is a simple process that ensures your daily transactions are closed and accounted for. This guide walks you through each step.
- [Where can I view the final balances?](https://wallee.gitbook.io/documentation/faq/pos-troubleshooting-and-handling/handling/where-can-i-view-the-final-balances.md)
- [Where to find Passwords](https://wallee.gitbook.io/documentation/faq/pos-troubleshooting-and-handling/handling/where-to-find-passwords.md)
- [How do I connect my A50 S terminal to the BP50 Bluetooth printer?](https://wallee.gitbook.io/documentation/faq/pos-troubleshooting-and-handling/handling/how-do-i-connect-my-a50-s-terminal-to-the-bp50-bluetooth-printer.md)
- [How do I issue a refund using my terminal?](https://wallee.gitbook.io/documentation/faq/pos-troubleshooting-and-handling/handling/how-do-i-issue-a-refund-using-my-terminal.md)
- [How can I turn off receipt printing on my terminal?](https://wallee.gitbook.io/documentation/faq/pos-troubleshooting-and-handling/handling/how-can-i-turn-off-receipt-printing-on-my-terminal.md)
- [How can I configure the Payment Interface and ZVT/OPI services on my terminal?](https://wallee.gitbook.io/documentation/faq/pos-troubleshooting-and-handling/handling/how-can-i-configure-the-payment-interface-and-zvt-opi-services-on-my-terminal.md)
- [How can I trigger a final balance on my terminal?](https://wallee.gitbook.io/documentation/faq/pos-troubleshooting-and-handling/handling/how-can-i-trigger-a-final-balance-on-my-terminal.md)
- [How to Find Manuals and Fact sheets for Your Terminal](https://wallee.gitbook.io/documentation/faq/pos-troubleshooting-and-handling/handling/how-to-find-manuals-and-fact-sheets-for-your-terminal.md): If you need a manual or factsheet for your terminal, there are two easy ways to find it.
- [How to activate mobile data on the terminal](https://wallee.gitbook.io/documentation/faq/pos-troubleshooting-and-handling/handling/how-to-activate-mobile-data-on-the-terminal.md)
- [Activation](https://wallee.gitbook.io/documentation/faq/pos-troubleshooting-and-handling/activation.md)
- [How to activate the SIM - Card](https://wallee.gitbook.io/documentation/faq/pos-troubleshooting-and-handling/activation/how-to-activate-the-sim-card.md)
- [Where can I find the Terminal ID, serial number, software version, and OS version on my terminal?](https://wallee.gitbook.io/documentation/faq/pos-troubleshooting-and-handling/activation/where-can-i-find-the-terminal-id-serial-number-software-version-and-os-version-on-my-terminal.md)
- [Error Messages](https://wallee.gitbook.io/documentation/faq/pos-troubleshooting-and-handling/error-messages.md): Find the solution for an error message or unexpected behaviour on your terminal.
- [Initiation Failed – Meaning & Resolution](https://wallee.gitbook.io/documentation/faq/pos-troubleshooting-and-handling/error-messages/initiation-failed-meaning-and-resolution.md): When your terminal shows “Initiation failed”, it means one of the acquirers hasn’t activated the terminal yet. This is not an error on your side.
- [How do I fix a permanent white screen on my device?](https://wallee.gitbook.io/documentation/faq/pos-troubleshooting-and-handling/error-messages/how-do-i-fix-a-permanent-white-screen-on-my-device.md): If you’re encountering a white screen on your device, there are a few common causes and potential solutions you can try. This guide will walk you through the troubleshooting process to help resolve it
- [I don't have an internet connection with the terminal, how do I fix it?](https://wallee.gitbook.io/documentation/faq/pos-troubleshooting-and-handling/error-messages/i-dont-have-a-internet-connection-with-the-terminal-how-do-i-fix-it.md): In many cases, internet connectivity issues occur simply because Wi-Fi and/or Mobile Data isn’t turned on.  This guide walks you through how to re-enable your terminal’s internet connection.
- [What should I do if my terminal shows signs of tampering or is damaged?](https://wallee.gitbook.io/documentation/faq/pos-troubleshooting-and-handling/error-messages/what-should-i-do-if-my-terminal-shows-signs-of-tampering-or-is-damaged.md): What to do if your terminal shows PED Tampered or is damaged.
- [Terminal "beeps" constantly](https://wallee.gitbook.io/documentation/faq/pos-troubleshooting-and-handling/error-messages/terminal-beeps-constantly.md): What to do if your terminal keeps beeping.