You may not be able to sign in to the Kobo Desktop app due to issues with Captcha. We are working to fix this issue as soon as possible.
Re-installing the Kobo Desktop app on your computer may solve the issue. To learn how to re-install the Kobo Desktop app, follow the steps in the article below:
If re-installing the Kobo Desktop app didn't solve the problem, you can also use the Kobo Books app on your smartphone or tablet to access your eBooks and audiobooks.