tlmgr-paper
Manage paper size options of a TeX Live installation. tldr-pages
On several platforms
Several platforms
Show the default paper size used by all TeX Live programs
tlmgr paperIdentifySet the default paper size for all TeX Live programs to A4
sudo tlmgr paper a4IdentifyShow the default paper size used by a specific TeX Live program
tlmgr pdftex paperIdentifySet the default paper size for a specific TeX Live program to A4
sudo tlmgr pdftex paper a4IdentifyList all available paper sizes for a specific TeX Live program
tlmgr pdftex paper --listIdentifyDump the default paper size used by all TeX Live programs in JSON format
tlmgr paper --jsonIdentify