Provided the link is valid (ie correctly written) it should work regardless of whether you cut&paste or type it in fully/partly.
An easy check is to produce the link in the draft e-mail and to click it or paste it into your browser.
Samsung Galaxy S9 review
Wacom Cintiq Pro 24 and 32 review – hands-on
When is the next Apple event?
Qu’est-ce qu’Amazon Prime ?