The growth of e-wallet in Indonesia is very rapid, this makes e-wallet an important payment tool demanded by the people, one of the e-wallet is Linkaja, LinkAja uses marketing communication tools to promote their products, which is advertising. Advertising is to promote a product to public to drive consumer interest, sales and perception. LinkAja released an ad titled Sawadee krub on February 13, 2022. This ad attracted 1,410,681 viewers on official Youtube, the feedback in comments was quite positive. This investigate was conducted with the point of knowing how much impact Sawadee Krub Linkaja Promotion on Shopper Discernment. This about employments autonomous variable, to be specific Promoting with sub-variables Compassion, Influence, Affect, and Communication. This study uses dependent variable, namely Consumer Perception with sub-variables Stimulus, Registration, and Interpretation. This inquire about conducted utilizing quantitative strategies with expressive inquire about. The inspecting method is likelihood examining, with straightforward irregular inspecting, and the investigation strategy employments ordinariness test, heteroscedasticity test, relationship coefficient test, coefficient of assurance, straightforward straight relapse, and speculation testing utilizing T test. Based on the comes about it was found Sawadee Notice Krub Linkaja has an impact on customer recognitions of 73.2%, and 26.8% is affected by other variables not inspected in this ponder