A system for personalizing an appliance's functioning remotely in real-time, the system comprising: a data delivery device configured to act as an interface between the appliance and a computing device by sensing from the computing device, a set of parameters associated with a user's profile, by means of a communication module, wherein the set of parameters reflects user's cognitive ability and perception level, and wherein the set of parameters comprises at least one of an icon size, a font size, a foreground color, a background color, brightness and contrast, and microphone and speaker volume, the data delivery device further comprising: a matching module configured to match the set of parameters associated with the user's profile with a set of pre-defined parameters to categorize the user's profile in one or more categories of the user with respect to a set of stored profiles to generate an output profile, such that the output profile is defined with a matched set of parameters, wherein the one or more categories of the user represent a set of users having similar cognitive ability and perception, and wherein the set of pre-defined parameters and standard levels of the pre-defined parameters are set according to the one or more categories of the user; and a control module communicating with the data delivery device to modify the appliance's one or more standard features, in real time, according to the matched parameters defined for the output profile. a data delivery device configured to act as an interface between the appliance and a computing device by sensing from the computing device, a set of parameters associated with a user's profile, by means of a communication module, wherein the set of parameters reflects user's cognitive ability and perception level, and wherein the set of parameters comprises at least one of an icon size, a font size, a foreground color, a background color, brightness and contrast, and microphone and speaker volume, the data delivery device further comprising: a matching module configured to match the set of parameters associated with the user's profile with a set of pre-defined parameters to categorize the user's profile in one or more categories of the user with respect to a set of stored profiles to generate an output profile, such that the output profile is defined with a matched set of parameters, wherein the one or more categories of the user represent a set of users having similar cognitive ability and perception, and wherein the set of pre-defined parameters and standard levels of the pre-defined parameters are set according to the one or more categories of the user; and a control module communicating with the data delivery device to modify the appliance's one or more standard features, in real time, according to the matched parameters defined for the output profile. a matching module configured to match the set of parameters associated with the user's profile with a set of pre-defined parameters to categorize the user's profile in one or more categories of the user with respect to a set of stored profiles to generate an output profile, such that the output profile is defined with a matched set of parameters, wherein the one or more categories of the user represent a set of users having similar cognitive ability and perception, and wherein the set of pre-defined parameters and standard levels of the pre-defined parameters are set according to the one or more categories of the user; and a control module communicating with the data delivery device to modify the appliance's one or more standard features, in real time, according to the matched parameters defined for the output profile.