I'm migrating angular/material from 12 to 18, and refactoring my project css also In Package.json: "@angular/core": "^18.2.13", "@angular/material": "^18.2.13", I'm trying to change Angular Material font to MyriadPro I'm new to this, I have attached my styles.scss below. @use '@angular/material' as mat; $my-theme: mat.define-theme( $config: ( typography: ( plain-family: '"MyriadPro", "Montserrat", sans-serif', brand-family: '"MyriadPro", "Montserrat", sans-serif', ), ), ); :root { @include mat.all-component-typographies($my-theme); } /* ------------------------------ Import Fonts ------------------------------ */ @font-face { font-family: MyriadPro; src: url("assets/css/fonts/MyriadFont/MyriadPro-Regular.otf"); src: url("assets/css/fonts/MyriadFont/MyriadProRegular.eot") format("embedded-opentype"), url(assets/css/fonts/MyriadFont/MyriadProRegular.woff2) format("woff2"), url(assets/css/fonts/MyriadFont/MyriadProRegular.woff) format("woff"), url(assets/css/fonts/MyriadFont/MyriadProRegular.ttf) format("truetype"), url(assets/css/fonts/MyriadFont/MyriadProRegular.svg#MyriadProRegular) format("svg") } @font-face { font-family: Montserrat; src: url("assets/css/fonts/MonsterRat/Montserrat-Medium_1.ttf") } /* ---------------------------- Import Fonts end ---------------------------- */ body { height: 100%; font-size: 14px; margin: 0; font-family: "MyriadPro", "Montserrat", sans-serif; } This is working for input textbox, I'll attach the input html code <mat-form-field class="w-100"> <mat-label>{{ 'familyname' | translate }}</mat-label> <input matInput requiredtype="text"> </mat-form-field> When I inspect this and see in computed tab It showing as font-family: MyriadPro, Montserrat, sans-serif, this is correct, when I click this, it redirects to styles tab .mdc-text-field--filled .mdc-floating-label{ ... font-family:var(--mdc-filled-text-field-label-text-font, var(--mat-app-body-large-font)), ... } When I hover over --mdc-filled-text-field-label-text-font it is showing as "MyriadPro", "Montserrat", sans-serif. This is correct, but this is not coming correctly for mat-tab. This is my project code: <mat-tab-group (selectedTabChange)="onclick()" [(selectedIndex)]=patientSearchInputs.SearchType> <mat-tab label="First"> <ng-template mat-tab-label> <span>{{"patdetails" | translate}}</span> </ng-template> </mat-tab> <mat-tab label="Second"> <ng-template mat-tab-label> <span>{{"OrderDetails" | translate}}</span> </ng-template> </mat-tab> </mat-tab-group> This is the sample code, given in angular material docs <mat-tab-group> <mat-tab label="First"> Content 1 </mat-tab> <mat-tab label="Second"> Content 2 </mat-tab> <mat-tab label="Third"> Content 3 </mat-tab> </mat-tab-group> for both code, font-family MyriadPro is not coming, When I inspect this and see in computed tab It showing as font-family: Roboto, sans-serif, when I click this, it redirects to styles tab .mat-mdc-tab{ ... font-family:var(--mat-tab-header-label-text-font, var(--mat-app-title-small-font)), ... } When I hover --mat-tab-header-label-text-font it showing as Roboto, sans-serif For me all font in my project should be in MyriadPro, I need to do this in common way, how to do this without writing font-family for each angular material component seperately ? Continue reading...