Our implementation of the <a data-l10n-name="mdn-inputmode">inputmode</a> global attribute has been updated as per <a data-l10n-name="whatwg">the WHATWG specification</a>, but we still need to make other changes too, like making it available on contenteditable content. See <a data-l10n-name="bugzilla">bug 1205133</a> for more details.
Our implementation of the <a data-l10n-name="mdn-inputmode">inputmode</a> global attribute has been updated as per <a data-l10n-name="whatwg">the WHATWG specification</a>, but we still need to make other changes too, like making it available on contenteditable content. See <a data-l10n-name="bugzilla">bug 1205133</a> for more details.