diff --git a/frontend/src/app/init-globals.ts b/frontend/src/app/init-globals.ts
index 05c7017179..a401e4a745 100644
--- a/frontend/src/app/init-globals.ts
+++ b/frontend/src/app/init-globals.ts
@@ -30,7 +30,7 @@ import 'hammerjs';
 
 // Global scripts previously part of the application.js
 // Avoid require.context since that crashes angular regularly
-require('./globals/dynamic-bootstrapper');
-require('./globals/global-listeners');
-require('./globals/openproject');
-require('./globals/tree-menu');
+import './globals/dynamic-bootstrapper';
+import './globals/global-listeners';
+import './globals/openproject';
+import './globals/tree-menu';
diff --git a/frontend/src/app/modules/bim/bcf/api/bcf-api-request.service.ts b/frontend/src/app/modules/bim/bcf/api/bcf-api-request.service.ts
index a8b0b6f73d..95c3acc716 100644
--- a/frontend/src/app/modules/bim/bcf/api/bcf-api-request.service.ts
+++ b/frontend/src/app/modules/bim/bcf/api/bcf-api-request.service.ts
@@ -2,7 +2,7 @@ import {HttpClient, HttpErrorResponse, HttpParams} from "@angular/common/http";
 import {Injector} from "@angular/core";
 import {TypedJSON} from "typedjson";
 import {Constructor} from "@angular/cdk/table";
-import {Observable} from "rxjs";
+import {Observable, throwError} from "rxjs";
 import {
   HTTPClientHeaders,
   HTTPClientOptions,
@@ -11,7 +11,6 @@ import {
 } from "core-app/modules/hal/http/http.interfaces";
 import {URLParamsEncoder} from "core-app/modules/hal/services/url-params-encoder";
 import {catchError, map} from "rxjs/operators";
-import {throwError} from "rxjs/internal/observable/throwError";
 import {InjectField} from "core-app/helpers/angular/inject-field.decorator";
 
 export class BcfApiRequestService<T> {
diff --git a/frontend/src/app/modules/bim/ifc_models/pages/viewer/styles/tooltips.sass b/frontend/src/app/modules/bim/ifc_models/pages/viewer/styles/tooltips.sass
index 99cd5cab65..e23395dadd 100644
--- a/frontend/src/app/modules/bim/ifc_models/pages/viewer/styles/tooltips.sass
+++ b/frontend/src/app/modules/bim/ifc_models/pages/viewer/styles/tooltips.sass
@@ -3,7 +3,11 @@
 .xeokit-toolbar [data-tippy-content]
   @extend .tooltip--bottom
   &:after
-    @extend [data-tooltip]:after
+    position: absolute
+    visibility: hidden
+    z-index: 99999
+    box-sizing: content-box
+    transform: translate3d(0, 0, 0)
     content: attr(data-tippy-content)
     opacity: 1
     left: 0
diff --git a/frontend/src/app/modules/global_search/input/global-search-input.component.ts b/frontend/src/app/modules/global_search/input/global-search-input.component.ts
index 440d1f878c..125ddb88a6 100644
--- a/frontend/src/app/modules/global_search/input/global-search-input.component.ts
+++ b/frontend/src/app/modules/global_search/input/global-search-input.component.ts
@@ -49,11 +49,10 @@ import {DeviceService} from "core-app/modules/common/browser/device.service";
 import {NgSelectComponent} from "@ng-select/ng-select";
 import {Observable, of} from "rxjs";
 import {Highlighting} from "core-components/wp-fast-table/builders/highlighting/highlighting.functions";
-import {map, tap, take, filter} from "rxjs/internal/operators";
 import {HalResourceNotificationService} from "core-app/modules/hal/services/hal-resource-notification.service";
 import {DebouncedRequestSwitchmap, errorNotificationHandler} from "core-app/helpers/rxjs/debounced-input-switchmap";
 import {LinkHandling} from "core-app/modules/common/link-handling/link-handling";
-import {APIV3Service} from "core-app/modules/apiv3/api-v3.service";
+import {filter, map, take, tap} from "rxjs/operators";
 
 export const globalSearchSelector = 'global-search-input';
 
diff --git a/frontend/src/tsconfig.app.json b/frontend/src/tsconfig.app.json
index 9e0eef3976..924e4fe940 100644
--- a/frontend/src/tsconfig.app.json
+++ b/frontend/src/tsconfig.app.json
@@ -13,7 +13,6 @@
   ],
   "include": [
     "**/*.d.ts",
-    "app/globals/**/*.ts",
     "app/modules/augmenting/dynamic-scripts/*.ts"
   ]
 }
diff --git a/frontend/src/typings/shims.d.ts b/frontend/src/typings/shims.d.ts
index d2ec4efb6c..90b9b56955 100644
--- a/frontend/src/typings/shims.d.ts
+++ b/frontend/src/typings/shims.d.ts
@@ -22,7 +22,9 @@ import * as TLodash from 'lodash';
 import * as TMoment from 'moment';
 import {GlobalI18n} from "core-app/modules/common/i18n/i18n.service";
 import {Dragula} from "dragula";
+import {Screenfull} from "screenfull";
 
+declare module 'observable-array';
 declare module 'dom-autoscroller';
 declare module 'core-vendor/enjoyhint';
 
@@ -40,6 +42,7 @@ declare global {
     OpenProject:OpenProject;
     ErrorReporter:ErrorReporter;
     onboardingTourInstance:any;
+    screenfull:Screenfull;
   }
 
   interface JQuery {
diff --git a/frontend/tsconfig.test.json b/frontend/tsconfig.test.json
index 60e3c9c016..c047a7a061 100644
--- a/frontend/tsconfig.test.json
+++ b/frontend/tsconfig.test.json
@@ -10,6 +10,6 @@
   },
   "files": [
     "app/components/**/*.test.ts",
-    "app/typings/*"
+
   ]
 }