public async Task Post(string content) { IWebElement textBox = interactor.WaitUntilElementLoad(By.CssSelector("div.b3i9ofy5")); await interactor.Click(textBox); IWebElement contentTextBox = interactor.WaitUntilElementLoad(By.CssSelector("div[class=\"l9j0dhe7 tkr6xdv7\"] form div[role=\"textbox\"]")); await interactor.Click(contentTextBox); contentTextBox.SendKeys(content); ICollection <IWebElement> postButtons = interactor.FindElements(By.CssSelector("div[class=\"l9j0dhe7 tkr6xdv7\"] form .ihqw7lf3 > div:nth-child(2) > div > div[role=\"button\"]")); if (postButtons.Count > 0) { await interactor.Click(postButtons.First()); } }