My Android is v6, but answers for any other modern version are OK too.
My Android is v6, but answers for any other modern version are OK too.
Install Better open with, reset all defaults and use that to select the Telegram link to show an option to open with other browsers ( I don't have Opera installed but you can see other browsers in the screenshot below). You can set it by "always open with" or give you the choice to select (it has a timer option for selection)
click to enlarge
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