diff --git a/e2e/features/image-download/unsupported-test.spec.js b/e2e/features/image-download/unsupported-test.spec.js
index 2ca858547e..cce0c6a185 100644
--- a/e2e/features/image-download/unsupported-test.spec.js
+++ b/e2e/features/image-download/unsupported-test.spec.js
@@ -1,7 +1,7 @@
 // @ts-check
 const { test, expect } = require('@playwright/test')
 const createSelectors = require('../../test-utils/global-variables/selectors')
-const { closeModal } = require('../../test-utils/hooks/wvHooks')
+const { closeImageDownloadPanel, closeModal } = require('../../test-utils/hooks/wvHooks')
 const { joinUrl } = require('../../test-utils/hooks/basicHooks')
 
 let page
@@ -28,6 +28,31 @@ test.afterAll(async () => {
   await page.close()
 })
 
+test('Custom palettes are not supported dialog', async () => {
+  const { snapshotToolbarButton } = selectors
+  const url = await joinUrl(startParams, '&l=MODIS_Terra_Aerosol(palette=red_1)')
+  await page.goto(url)
+  await closeModal(page)
+  await snapshotToolbarButton.click()
+  await expect(notify).toBeVisible()
+})
+
+test('Custom palettes: Cancel button', async () => {
+  await cancelNotify.click()
+  await expect(notify).not.toBeVisible()
+  await expect(toolbarSnapshot).not.toBeVisible()
+})
+
+test('Custom palettes: OK button brings up download panel', async () => {
+  const { snapshotToolbarButton } = selectors
+  await snapshotToolbarButton.click()
+  await expect(notify).toBeVisible()
+  await acceptNotify.click()
+  await expect(notify).not.toBeVisible()
+  await expect(toolbarSnapshot).toBeVisible()
+  await closeImageDownloadPanel(page)
+})
+
 test('Rotation is not supported dialog', async () => {
   const { snapshotToolbarButton } = selectors
   const url = await joinUrl(startParams, '&p=arctic&r=18')
diff --git a/web/js/components/image-download/image-download-panel.js b/web/js/components/image-download/image-download-panel.js
index 75b0f29a96..8dc415a734 100644
--- a/web/js/components/image-download/image-download-panel.js
+++ b/web/js/components/image-download/image-download-panel.js
@@ -1,8 +1,6 @@
 import React, { useState, useEffect } from 'react';
-import { useSelector } from 'react-redux';
 import PropTypes from 'prop-types';
 import googleTagManager from 'googleTagManager';
-import { getActivePalettes } from '../../modules/palettes/selectors';
 import {
   imageSizeValid,
   getDimensions,
@@ -59,7 +57,6 @@ function ImageDownloadPanel(props) {
   const [currResolution, setResolution] = useState(resolution);
   const [debugUrl, setDebugUrl] = useState('');
   const [showGranuleWarning, setShowGranuleWarning] = useState(false);
-  const activePalettes = useSelector((state) => getActivePalettes(state, state.compare.activeString));
 
   useEffect(() => {
     const layerList = getLayers();
@@ -86,7 +83,6 @@ function ImageDownloadPanel(props) {
       currFileType,
       currFileType === 'application/vnd.google-earth.kmz' ? false : currIsWorldfile,
       markerCoordinates,
-      activePalettes,
     );
 
     window.open(dlURL, '_blank');
diff --git a/web/js/containers/toolbar.js b/web/js/containers/toolbar.js
index f55953e5f2..816fd9cd4b 100644
--- a/web/js/containers/toolbar.js
+++ b/web/js/containers/toolbar.js
@@ -21,7 +21,7 @@ import {
   requestNotifications,
   setNotifications,
 } from '../modules/notifications/actions';
-import { refreshPalettes } from '../modules/palettes/actions';
+import { clearCustoms, refreshPalettes } from '../modules/palettes/actions';
 import { clearRotate, refreshRotation } from '../modules/map/actions';
 import {
   showLayers, hideLayers,
@@ -136,6 +136,7 @@ class toolbarContainer extends Component {
     const nonDownloadableLayers = hasNonDownloadableLayer ? getNonDownloadableLayers(visibleLayersForProj) : null;
     const paletteStore = lodashCloneDeep(activePalettes);
     toggleDialogVisible(false);
+    await this.getPromise(hasCustomPalette, 'palette', clearCustoms, 'Notice');
     await this.getPromise(isRotated, 'rotate', clearRotate, 'Reset rotation');
     await this.getPromise(hasNonDownloadableLayer, 'layers', hideLayers, 'Remove Layers?');
     await openModal(
diff --git a/web/js/modules/image-download/util.js b/web/js/modules/image-download/util.js
index 14c143f076..c975bb458e 100644
--- a/web/js/modules/image-download/util.js
+++ b/web/js/modules/image-download/util.js
@@ -1,4 +1,5 @@
 import {
+  each as lodashEach,
   get as lodashGet,
 } from 'lodash';
 import { transform } from 'ol/proj';
@@ -178,21 +179,18 @@ export function imageUtilCalculateResolution(
  * @returns {array} array of layer ids
  *
  */
-export function imageUtilGetLayers(products, proj, activePalettes) {
-  const layers = products.map((layer) => {
-    let layerId = layer.id;
+export function imageUtilGetLayers(products, proj) {
+  const layers = [];
+  lodashEach(products, (layer) => {
     if (layer.downloadId) {
-      layerId = layer.downloadId;
+      layers.push(layer.downloadId);
     } else if (layer.projections[proj].id) {
-      layerId = layer.projections[proj].id;
+      layers.push(layer.projections[proj].id);
     } else if (layer.projections[proj].layer) {
-      layerId = layer.projections[proj].layer;
-    }
-    const disabled = activePalettes?.[layer.id]?.maps?.[0]?.disabled;
-    if (Array.isArray(disabled)) {
-      return `${layerId}(disabled=${disabled.join('-')})`;
+      layers.push(layer.projections[proj].layer);
+    } else {
+      layers.push(layer.id);
     }
-    return layerId;
   });
   return layers;
 }
@@ -308,7 +306,7 @@ export function getTruncatedGranuleDates(layerDefs) {
  * @param {Boolean} isWorldfile
  * @param {Array} markerCoordinates
  */
-export function getDownloadUrl(url, proj, layerDefs, bbox, dimensions, dateTime, fileType, isWorldfile, markerCoordinates, activePalettes) {
+export function getDownloadUrl(url, proj, layerDefs, bbox, dimensions, dateTime, fileType, isWorldfile, markerCoordinates) {
   const { crs } = proj.selected;
   const {
     layersArray,
@@ -316,7 +314,7 @@ export function getDownloadUrl(url, proj, layerDefs, bbox, dimensions, dateTime,
     opacities,
   } = imageUtilProcessWrap(
     fileType,
-    imageUtilGetLayers(layerDefs, proj.id, activePalettes),
+    imageUtilGetLayers(layerDefs, proj.id),
     imageUtilGetLayerWrap(layerDefs),
     imageUtilGetLayerOpacities(layerDefs),
   );
@@ -325,7 +323,6 @@ export function getDownloadUrl(url, proj, layerDefs, bbox, dimensions, dateTime,
   const { height, width } = dimensions;
   const snappedDateTime = getLatestIntervalTime(layerDefs, dateTime);
   const granuleDates = getTruncatedGranuleDates(layerDefs).value;
-  const colormaps = layerDefs.map((layer) => layer.palette?.id);
   const params = [
     'REQUEST=GetSnapshot',
     `TIME=${util.toISOStringSeconds(snappedDateTime)}`,
@@ -337,9 +334,6 @@ export function getDownloadUrl(url, proj, layerDefs, bbox, dimensions, dateTime,
     `WIDTH=${width}`,
     `HEIGHT=${height}`,
   ];
-  if (Array.isArray(colormaps) && colormaps.length > 0) {
-    params.push(`colormaps=${colormaps.join(',')}`);
-  }
   if (granuleDates.length > 0) {
     params.push(`granule_dates=${granuleDates}`);
   }
diff --git a/web/js/modules/image-download/util.test.js b/web/js/modules/image-download/util.test.js
index e422b96b96..f791c7a497 100644
--- a/web/js/modules/image-download/util.test.js
+++ b/web/js/modules/image-download/util.test.js
@@ -218,7 +218,7 @@ test('Download URL [imagedownload-url]', () => {
     { id: 1, longitude: 2.7117, latitude: -19.1609 },
     { id: 2, longitude: 71.173, latitude: -39.0961 },
   ];
-  const dlURL = getDownloadUrl(url, proj, mockLayerDefs, lonlats, dimensions, dateTime, false, false, locationMarkers, undefined);
+  const dlURL = getDownloadUrl(url, proj, mockLayerDefs, lonlats, dimensions, dateTime, false, false, locationMarkers);
   const expectedURL = 'http://localhost:3002/api/v1/snapshot'
     + '?REQUEST=GetSnapshot'
     + '&TIME=2019-06-24T00:00:00Z'
@@ -228,7 +228,6 @@ test('Download URL [imagedownload-url]', () => {
     + '&WRAP=day'
     + '&FORMAT=image/jpeg'
     + '&WIDTH=300&HEIGHT=300'
-    + '&colormaps='
     + '&MARKER=2.7117,-19.1609,71.173,-39.0961';
   expect(dlURL.includes(expectedURL)).toBe(true);
 });
diff --git a/web/js/modules/palettes/selectors.js b/web/js/modules/palettes/selectors.js
index bc37141fe0..e3962bdba0 100644
--- a/web/js/modules/palettes/selectors.js
+++ b/web/js/modules/palettes/selectors.js
@@ -504,7 +504,3 @@ export function isPaletteAllowed(layerId, config) {
   }
   return Boolean(config.layers[layerId].palette);
 }
-
-export function getActivePalettes (state, activeString) {
-  return state.palettes[activeString];
-}