While you're trying out new client, don't just go and enter your private key everywhere. There are extensions that can help with this. Either [nos2x](https://chrome.google.com/webstore/detail/nos2x/kpgefcfmnafjgpblomihpgmejjdanjjp) or [GetAlby](https://chrome.google.com/webstore/detail/alby-bitcoin-lightning-wa/iokeahhehimjnekafflcihljlcjccdbe).