52.5.3 ESR is current Extended Release Version. https://www.mozilla.org/en-US/firefox/organizations/all/ All versions under the above are unsupported and insecure.

57.0.4 Current Release Version https://www.mozilla.org/firefox/all/ All Firefox Versions under ver 57 is unsupported and insecure.

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About:config entries - MozillaZine Knowledge Base

ime. password. onBlur. dontCare

Boolean

Determines how an IME editor window should react when password fields lose focus (see bug 16940). True: Leave the IME open False (default): Re-open the IME if it was open prior to the password field's focus.

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