I have no PinePhone myself, but Waydroid has install instructions for at least two mobile Linux distributions: https://docs.waydro.id/usage/install-on-desktops#

I have no PinePhone myself, but Waydroid has install instructions for at least two mobile Linux distributions: https://docs.waydro.id/usage/install-on-desktops#postmarket-os https://docs.waydro.id/usage/install-on-desktops#postmarket-... You won't be able to run banking software or play DRM content this way, but I think WhatsApp and Signal should work. I can imagine some features not working (video calling, cloud backups) but basic chat should work.