diff --git a/src/molecules/FileProgress/CompactFileProgress.tsx b/src/molecules/FileProgress/CompactFileProgress.tsx
index cafbaa9e6..d5dfa9a6b 100644
--- a/src/molecules/FileProgress/CompactFileProgress.tsx
+++ b/src/molecules/FileProgress/CompactFileProgress.tsx
@@ -33,6 +33,7 @@ const CompactFileProgress: FC<CompactFileProgressProps> = ({
   showCompleteState,
   fullErrorText,
   handleOnClick,
+  isDeleting,
 }) => {
   const [src, setSrc] = useState('');
 
@@ -71,7 +72,7 @@ const CompactFileProgress: FC<CompactFileProgressProps> = ({
       );
     }
 
-    if (showCompleteState) {
+    if (showCompleteState && !isDeleting) {
       return (
         <ImageWrapper>
           <img src={src} alt={' ' + `${file.name}`} />
@@ -82,7 +83,9 @@ const CompactFileProgress: FC<CompactFileProgressProps> = ({
       <LoadingWrapper>
         <CircularProgress
           variant={
-            progressPercent === undefined ? 'indeterminate' : 'determinate'
+            progressPercent === undefined || isDeleting
+              ? 'indeterminate'
+              : 'determinate'
           }
           value={progressPercent}
           size={24}
@@ -90,12 +93,13 @@ const CompactFileProgress: FC<CompactFileProgressProps> = ({
       </LoadingWrapper>
     );
   }, [
-    file.name,
-    showCompleteState,
     isError,
+    showCompleteState,
+    isDeleting,
     progressPercent,
     shortErrorText,
     src,
+    file.name,
   ]);
 
   return (
@@ -109,16 +113,18 @@ const CompactFileProgress: FC<CompactFileProgressProps> = ({
           Loading...
         </AdditionalText>
       )}
-      <CloseButton
-        data-testid="attachment-delete-button"
-        onClick={handleOnClick}
-      >
-        <Icon
-          color={colors.text.static_icons__tertiary.rgba}
-          data={clear}
-          size={24}
-        />
-      </CloseButton>
+      {!isDeleting && (
+        <CloseButton
+          data-testid="attachment-delete-button"
+          onClick={handleOnClick}
+        >
+          <Icon
+            color={colors.text.static_icons__tertiary.rgba}
+            data={clear}
+            size={24}
+          />
+        </CloseButton>
+      )}
     </CompactFileProgressContainer>
   );
 };
diff --git a/src/molecules/FileProgress/FileProgress.stories.tsx b/src/molecules/FileProgress/FileProgress.stories.tsx
index d4a645935..edd9e699d 100644
--- a/src/molecules/FileProgress/FileProgress.stories.tsx
+++ b/src/molecules/FileProgress/FileProgress.stories.tsx
@@ -31,7 +31,7 @@ const meta: Meta<typeof FileProgress> = {
   },
   args: {
     compact: false,
-    file: new File([], 'test'),
+    file: new File([], 'Image.png'),
     progressPercent: 1,
     isDone: false,
     customLoadingText: undefined,
@@ -40,7 +40,8 @@ const meta: Meta<typeof FileProgress> = {
     fullErrorText: undefined,
     onCancel: () => null,
     onRetry: () => null,
-    onDelete: () => null,
+    onDelete: () =>
+      new Promise<void>((resolve) => setTimeout(() => resolve(), 2000)),
   },
 };
 
diff --git a/src/molecules/FileProgress/FileProgress.test.tsx b/src/molecules/FileProgress/FileProgress.test.tsx
index 3af56ac54..bfed2b075 100644
--- a/src/molecules/FileProgress/FileProgress.test.tsx
+++ b/src/molecules/FileProgress/FileProgress.test.tsx
@@ -6,6 +6,7 @@ import {
   refresh,
 } from '@equinor/eds-icons';
 import { faker } from '@faker-js/faker';
+import { waitFor } from '@testing-library/react';
 
 import {
   CompactFileProgressBaseProps,
@@ -23,7 +24,9 @@ function fakeProps():
 
   return {
     file: file,
-    onDelete: () => null,
+    onDelete: vi.fn(
+      () => new Promise<void>((resolve) => setTimeout(() => resolve(), 400))
+    ),
   };
 }
 
@@ -160,6 +163,20 @@ test('Renders regular error state with default error text', () => {
   expect(errorText).toBeInTheDocument();
 });
 
+test('Clicking delete shows a progress bar and callsOnDelete', async () => {
+  const { file, onDelete } = fakeProps();
+
+  render(<FileProgress file={file} onDelete={onDelete} isDone />);
+
+  const user = userEvent.setup();
+
+  await user.click(screen.getByRole('button'));
+
+  expect(screen.getByRole('progressbar')).toBeInTheDocument();
+
+  await waitFor(() => expect(onDelete).toHaveBeenCalledTimes(1));
+});
+
 test('Renders compact loading state with progress bar', () => {
   const { file, onDelete } = fakeProps();
 
diff --git a/src/molecules/FileProgress/FileProgress.tsx b/src/molecules/FileProgress/FileProgress.tsx
index 0675ce8cc..28b2a6436 100644
--- a/src/molecules/FileProgress/FileProgress.tsx
+++ b/src/molecules/FileProgress/FileProgress.tsx
@@ -1,11 +1,11 @@
-import { FC, useMemo } from 'react';
+import { FC, useMemo, useState } from 'react';
 import { FileWithPath } from 'react-dropzone';
 
 import CompactFileProgress from 'src/molecules/FileProgress/CompactFileProgress';
 import RegularFileProgress from 'src/molecules/FileProgress/RegularFileProgress';
 
 interface FileProgressBaseProps {
-  onDelete: () => void;
+  onDelete: () => Promise<void>;
   file: FileWithPath | File;
   isDone?: boolean;
   progressPercent?: number;
@@ -30,6 +30,7 @@ export interface CompactFileProgressBaseProps extends FileProgressBaseProps {
 export interface FileProgressPropsExtension {
   showCompleteState: boolean;
   handleOnClick: () => void;
+  isDeleting: boolean;
 }
 
 /**
@@ -38,16 +39,19 @@ export interface FileProgressPropsExtension {
 export const FileProgress: FC<
   RegularFileProgressBaseProps | CompactFileProgressBaseProps
 > = (props) => {
+  const [isDeleting, setIsDeleting] = useState(false);
   const showCompleteState = useMemo(() => {
     if (props.isError ?? props.isDone === undefined) return true;
     return props.isDone;
   }, [props.isError, props.isDone]);
 
-  const handleOnClick = () => {
+  const handleOnClick = async () => {
     if (!showCompleteState && props.onCancel) {
       props.onCancel();
     } else {
-      props.onDelete();
+      setIsDeleting(true);
+      await props.onDelete();
+      setIsDeleting(false);
     }
   };
 
@@ -55,6 +59,7 @@ export const FileProgress: FC<
     return (
       <CompactFileProgress
         {...props}
+        isDeleting={isDeleting}
         showCompleteState={showCompleteState}
         handleOnClick={handleOnClick}
       />
@@ -64,6 +69,7 @@ export const FileProgress: FC<
   return (
     <RegularFileProgress
       {...props}
+      isDeleting={isDeleting}
       showCompleteState={showCompleteState}
       handleOnClick={handleOnClick}
     />
diff --git a/src/molecules/FileProgress/RegularFileProgress.tsx b/src/molecules/FileProgress/RegularFileProgress.tsx
index c8afed5dd..e2675a09d 100644
--- a/src/molecules/FileProgress/RegularFileProgress.tsx
+++ b/src/molecules/FileProgress/RegularFileProgress.tsx
@@ -1,6 +1,11 @@
 import { FC, useMemo } from 'react';
 
-import { Button, Icon, Typography } from '@equinor/eds-core-react';
+import {
+  Button,
+  CircularProgress,
+  Icon,
+  Typography,
+} from '@equinor/eds-core-react';
 import {
   close_circle_outlined,
   delete_to_trash,
@@ -9,7 +14,7 @@ import {
 } from '@equinor/eds-icons';
 
 import { colors } from 'src/atoms/style';
-import { formatBytes } from 'src/atoms/utils';
+import { formatDataSize } from 'src/atoms/utils';
 import {
   FileProgressPropsExtension,
   RegularFileProgressBaseProps,
@@ -36,11 +41,16 @@ const RegularFileProgress: FC<RegularFileProgressProps> = ({
   fullErrorText,
   showCompleteState,
   handleOnClick,
+  isDeleting,
 }) => {
   const fileSizeProgress = useMemo(() => {
     if (!file?.size || !progressPercent) return 1;
     const progressInSize = (file.size / 100) * progressPercent;
-    return formatBytes(progressInSize, 1);
+    return formatDataSize({
+      inputFormat: 'B',
+      size: progressInSize,
+      decimals: 1,
+    });
   }, [file?.size, progressPercent]);
 
   const detailsText = useMemo(() => {
@@ -73,15 +83,21 @@ const RegularFileProgress: FC<RegularFileProgressProps> = ({
         <FileName>
           <Typography variant="caption">{file.name}</Typography>
           <div>
-            <Button variant="ghost_icon" onClick={handleOnClick}>
-              <Icon
-                data={
-                  showCompleteState ? delete_to_trash : close_circle_outlined
-                }
-                color={colors.text.static_icons__tertiary.rgba}
-                size={24}
-              />
-            </Button>
+            {isDeleting ? (
+              <Button variant="ghost_icon">
+                <CircularProgress size={24} />
+              </Button>
+            ) : (
+              <Button variant="ghost_icon" onClick={handleOnClick}>
+                <Icon
+                  data={
+                    showCompleteState ? delete_to_trash : close_circle_outlined
+                  }
+                  color={colors.text.static_icons__tertiary.rgba}
+                  size={24}
+                />
+              </Button>
+            )}
             {isError && onRetry && (
               <Button variant="ghost_icon" onClick={onRetry}>
                 <Icon
@@ -108,8 +124,16 @@ const RegularFileProgress: FC<RegularFileProgressProps> = ({
           {file?.size && (
             <Typography variant="overline">
               {showCompleteState
-                ? formatBytes(file.size, 1)
-                : `${fileSizeProgress} of ${formatBytes(file.size, 1)}`}
+                ? formatDataSize({
+                    size: file.size,
+                    decimals: 1,
+                    inputFormat: 'B',
+                  })
+                : `${fileSizeProgress} of ${formatDataSize({
+                    size: file.size,
+                    decimals: 1,
+                    inputFormat: 'B',
+                  })}`}
             </Typography>
           )}
         </RegularFileProgressDetails>