Follow the steps below to repair your Razer Cortex.
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Close all Razer Cortex programs by right-clicking on the Razer icon and selecting "Exit All Apps".

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Search for "Apps & features" in the Windows search box then click on it.

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Click "Search sort, and filter by drive".
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Type "Razer" in the search bar.

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Click on "Razer Cortex" and select "Modify".

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Click "Yes" once the Windows User Account Control prompt opens.
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Click "REPAIR". The reinstallation will start.

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After the repair is finished, launch Razer Cortex on your PC by clicking "GET STARTED!".
