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Usability 

Heuristics
Week2-continued
ElroyChibex
What are usability heuristics?
slido.com | Code - #1420514
Usabilityheuristicsaregeneralrulesforbuildingintuitiveinterfaces.
UXdesignersandresearchersuseusabilityheuristicswhenevaluatinginterfacesor
usethemasachecklistwhendesigninganewproductorfeature.
Theyprovideageneralunderstandingofuserbehaviorincertainsituations
andhelpbuildmoreintuitiveproductswithagreatuserexperience.
10rulesdevelopedbyJacobNielsen
Readmore:10usabilityheuristics
Visibility of system status
slido.com | Code - #1420514
agoodsystemshouldalwayskeepusersinformedaboutwhat's
happeningandproviderelevantandtimelyfeedbackfortheiractions.
M changeofcolor,H
M animatedprogressbar,H
M sound,H
M slightvibration(onmobile;
M inlineerrormessageonapasswordfield
Match between system and the real world
slido.com | Code - #1420514
Matching between the system and the real world means using language,
interactions, and concepts users are familiar with
K use of simple languagM
K use of familiar icons, illustrations, and
interactions.
Usercontrolandfreedom
slido.com|Code-#1420514
rememberthatusersarehumansthatcanmakemistakes.Provide
optionsforusersto undotheirlastaction,correcterrors,andresettothe
previousstate.
I undo/redobutton,;
I backbutton,;
I cancelbutton,;
I closebutton
Consistency and standards
slido.com | Code - #1420514
sticking to the same words, design style, or actions to define the same
element or concept throughout a product.
F consistent colours, icons stylN
F consistent placement of buttons and links,D
F consistent forms and form behaviour
during data collection.
Error prevention
slido.com | Code - #1420514
Users multitask, users are distracted, hence, the system must help users
fix errors quickly and also prevent them from happening.
Q Timely notificationO
Q input constraints.F
Q form validationJ
Q offer suggestions e.g during searcM
Q pre-fill forms.
Recognition rather than recall
slido.com | Code - #1420514
The system should help users recognize things instead of forcing them to
strain their memory and recall items
F Login with social mediA
F Save passwor=
F Save card informatioM
F Netflix recently viewed movieG
F Product tour - tips
Flexibility and efficiency of use
slido.com | Code - #1420514
Systems should provide tailored user experiences for novice and
experienced users.
O e-commerce stores find products by search or
exploring catalog?
O users customise interface as they want.S
O gestures or keyboard shortcuts for apps?
O Easy, Medium, Hard game modes.
Aestheticandminimalistdesign
slido.com|Code-#1420514
Designersshouldeliminateunnecessary
andrarelyusedelementsthatmaydistract
usersfromrelevantcontentandcreate
extravisualnoise
L ReduceclutteH
L Applyprogressivedisclosure-presentingthemost
crucialandcommoninformationfirstandthendisplaying
moreadvanced,specificfeaturesifusersrequestthem
Unity,balance,hierarchy,proximity,whitespace,andotherfundamentaldesign
principleshelpcreateinterfacesthatguideusers'attention
Helpusersrecognize,diagnose,andrecover
fromerrors
slido.com|Code-#1420514
Errormessagesshouldbewritteninplainlanguageandexplainbriefly
whatcausedanerrorandhowuserscanfixittocontinuewiththeirflow.
Q ErrorsinplainhumanlanguagG
Q Statetheproblemandsuggesthowitcan
besolved.
Helpanddocumentation
slido.com|Code-#1420514
Asystemshouldhavedocumentationortutorialsdefiningconcretesteps
foruserstoaccomplishtaskstheymightneedassistancewith.
P ShortonboardingwithtipO
P Livechatswhendeliveringaservice.
Thankyouforlistening

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Usability Heuristics Explained