# I am logged in, but cannot start the modules

<table border="1" id="bkmrk-1.-book-module-as-so" style="border-collapse: collapse; width: 100%; border-width: 0px; background-color: rgb(236, 240, 241);"><colgroup><col style="width: 99.881%;"></col></colgroup><tbody><tr><td style="border-width: 0px;">##### 1. Book module

<table border="1" style="border-collapse: collapse; width: 100.122%; border-width: 0px; background-color: rgb(255, 255, 255);"><colgroup><col style="width: 75.1214%;"></col><col style="width: 24.8786%;"></col></colgroup><tbody><tr><td style="border-width: 0px;">As soon as you are logged in, you must first assign the module in the desired language using the **‘Book’** button.</td><td style="border-width: 0px;">[![image.png](https://docs.swisslearninghub.help/uploads/images/gallery/2025-04/scaled-1680-/zs89gF0JPjBI9UeU-image.png)](https://docs.swisslearninghub.help/uploads/images/gallery/2025-04/zs89gF0JPjBI9UeU-image.png)</td></tr></tbody></table>

*<span style="text-decoration: underline;">**Attention:**</span> If you do not see a ‘Book’ button, it is possible that you are using an outdated operating system version or an outdated browser. The learning platform is optimised for the **latest versions of Windows and Mac**. It is therefore possible that the learning platform does not function correctly or is not displayed correctly with outdated versions.*

</td></tr><tr><td style="border-width: 0px;">##### 2. Start module

<table border="1" style="border-collapse: collapse; width: 100.122%; border-width: 0px; background-color: rgb(255, 255, 255);"><colgroup><col style="width: 76.8204%;"></col><col style="width: 23.1796%;"></col></colgroup><tbody><tr><td style="border-width: 0px;">As soon as you have clicked on ‘Book’, you can then start the module by clicking the **‘Play’** button.</td><td style="border-width: 0px;">[![image.png](https://docs.swisslearninghub.help/uploads/images/gallery/2025-04/scaled-1680-/rfsNu77gRTavKTk4-image.png)](https://docs.swisslearninghub.help/uploads/images/gallery/2025-04/rfsNu77gRTavKTk4-image.png)</td></tr></tbody></table>

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