chain.report is designed to be so simple that you can import your wallets and exchanges with just a few clicks. Once you've connected all your data, you should resolve all warnings so that there are no missing data or sources. Then you can generate the tax report under "Reports".
We have created a how-to video for this:
If you still have further questions or issues:
1. Check our Frequently Asked Questions: https://intercom.help/chainreport/en/collections/3245269-hilfe-bei-problemen
2. Contact us via the support chat at https://chain.report/en
3. Or visit our Telegram group:
https://t.me/chainreport