Lenovo A7-40 Tablet - Manual (Page 24)

PASSWORDS: Under this option, you can decide whether or not your chosen
password will be visible when you input it. If the check box is selected, then
the password will be visible. If it is not selected, then your password will only
be displayed as **** when you input it, thereby keeping your password more
secure.
DEVICE ADMINISTRATION: Set to administrate your tablet and allow to
install apps from unknown sources.
Device administrators: These functions are not available to ordinary
users.
Unknown sources: Select this option to allow to install apps from
unknown sources.
Verify apps: Select this option to disallow or warn before installation of
apps that may cause harm.
CREDENTIAL STORAGE: This function allows your tablet to access web pages
and LANs for which a specific security certificate or another certificate is
required.
Trusted credentials: Select this option to display all the trusted CA
certificates.
Install from SD cards : Install certificates from SD cards.
Clear credentials: Select this option to delete all your currently saved
certificates.
Language & input
Language: Select the language you wish to use to operate your tablet.
Spell checker:Toggle spelling correction on/off.
Personal dictionary: You can add new words or terms here to your tablet's
dictionary.
KEYBOARD & INPUT METHODS: This option allows you to select and set the
input method.