# Specifying a Serial Number in C++

> Pass your serial number to Create in the WM_CREATE handler of a Visual C++ application, so that TX Text Control ActiveX shows no trial dialog box to end users.

- **Product:** TX Text Control ActiveX
- **Section:** Documentation
- **Kind:** Topic
- **Path:** TX Text Control ActiveX > Installation Guide > Specifying a Serial Number in C++
- **Web URL:** https://docs.textcontrol.com/tx-text-control-activex/installation/licensing/
- **LLMs URL:** https://docs.textcontrol.com/tx-text-control-activex/installation/licensing/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/tx-text-control-activex/installation/licensing/llms-full.txt

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## On This Page

- [Pass the Serial Number When the Control Is Created](https://docs.textcontrol.com/tx-text-control-activex/installation/licensing/#pass-the-serial-number-when-the-control-is-created)
- [Use the Trial Version](https://docs.textcontrol.com/tx-text-control-activex/installation/licensing/#use-the-trial-version)
- [Related Pages](https://docs.textcontrol.com/tx-text-control-activex/installation/licensing/#related-pages)

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## Nearby

- **Previous:** [Installing TX Text Control on a Server](https://docs.textcontrol.com/tx-text-control-activex/installation/server/llms.txt)
- **Next:** [Getting Started](https://docs.textcontrol.com/tx-text-control-activex/getting-started/llms.txt)