Ctrl + Tab: switch to the next tab
Ctrl + Shift + Tab: switch to the previous tab
Ctrl + Page Down: switch to the next tab
Ctrl + Page Up: switch to the previous tab
Alt + 1 to 9: switch to a specific tab number
Command + Option + Right Arrow: switch to the next tab on Mac
Command + Option + Left Arrow: switch to the previous tab on Mac
Command + Shift + ]: switch to the next tab on Mac
Command + Shift + [: switch to the previous tab on Mac