I should rephrase what I said; for certain tasks it is too wide to operate using one hand and a thumb. For instance, it takes effort for me to hit the refresh

I should rephrase what I said; for certain tasks it is too wide to operate using one hand and a thumb. For instance, it takes effort for me to hit the refresh button on the browser using one hand and my right thumb. I have to contort or readjust my hand to do so.