diff --git a/cypress.json b/cypress.json
index f34fb820e..df859326c 100644
--- a/cypress.json
+++ b/cypress.json
@@ -7,6 +7,7 @@
   "reporterOptions": {
     "configFile": "reporter-config.json"
   },
+  "experimentalStudio": true,
   "viewportWidth": 2000,
   "viewportHeight": 1320,
   "env": {
diff --git a/cypress/integration/core-opensearch-dashboards/opensearch-dashboards/apps/query_enhancement/datasource_selector.spec.js b/cypress/integration/core-opensearch-dashboards/opensearch-dashboards/apps/query_enhancement/datasource_selector.spec.js
new file mode 100644
index 000000000..42dbfca8f
--- /dev/null
+++ b/cypress/integration/core-opensearch-dashboards/opensearch-dashboards/apps/query_enhancement/datasource_selector.spec.js
@@ -0,0 +1,155 @@
+/*
+ * Copyright OpenSearch Contributors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+import {
+  MiscUtils,
+  TestFixtureHandler,
+} from '@opensearch-dashboards-test/opensearch-dashboards-test-library';
+import { CURRENT_TENANT } from '../../../../../utils/commands';
+import { cloneDeep } from 'lodash';
+
+const miscUtils = new MiscUtils(cy);
+const testFixtureHandler = new TestFixtureHandler(
+  cy,
+  Cypress.env('openSearchUrl')
+);
+
+describe('Data source selector', () => {
+  before(() => {
+    CURRENT_TENANT.newTenant = 'global';
+    testFixtureHandler.importJSONMapping(
+      'cypress/fixtures/dashboard/opensearch_dashboards/data_explorer/index_pattern_without_timefield/mappings.json.txt'
+    );
+    testFixtureHandler.importJSONDoc(
+      'cypress/fixtures/dashboard/opensearch_dashboards/data_explorer/index_pattern_without_timefield/data.json.txt'
+    );
+
+    miscUtils.visitPage('app/data-explorer/discover#/');
+  });
+
+  after(() => {
+    testFixtureHandler.clearJSONMapping(
+      'cypress/fixtures/dashboard/opensearch_dashboards/data_explorer/index_pattern_without_timefield/mappings.json.txt'
+    );
+    cy.deleteSavedObjectByType('index-pattern');
+  });
+
+  it('displays all data sources by default', () => {
+    // Needs validation
+    cy.get('[data-test-subj="datasetSelectorButton"]').click({ force: true });
+    cy.get('.euiSelectableListItem__text').should('have.length', 2);
+  });
+
+  it('filters options based on user input', () => {
+    cy.get('input[aria-label="Filter options"]').click().type('without', {
+      force: true,
+    });
+    cy.get('.euiSelectableListItem__text').should('have.length', 1);
+    cy.get('.euiSelectableListItem__text')
+      .first()
+      .should('contain', 'without-timefield');
+  });
+
+  it('updates the visual length of the dropdown based on filtered results', () => {
+    // cy.get('[data-test-subj="datasetSelectorButton"]').click({ force: true });
+    cy.get('input[aria-label="Filter options"]').click().clear({
+      force: true,
+    });
+    cy.get('input[aria-label="Filter options"]')
+      .click()
+      .type('without-timefield', {
+        force: true,
+      });
+    cy.get('.euiSelectableList').then(($listAfterFilter) => {
+      const heightAfterFilter = $listAfterFilter.height();
+      cy.get('input[aria-label="Filter options"]').click().clear({
+        force: true,
+      });
+      cy.get('.euiSelectableList').should(($listAll) => {
+        expect($listAll.height()).to.be.greaterThan(heightAfterFilter);
+      });
+    });
+  });
+
+  it('selects the correct option when clicked', () => {
+    // cy.get('[data-test-subj="datasetSelectorButton"]').click({ force: true });
+    cy.get('input[aria-label="Filter options"]')
+      .click()
+      .type('with-timefield', {
+        force: true,
+      });
+
+    cy.contains('.euiSelectableListItem__text', 'with-timefield').click();
+    cy.get(
+      '[data-test-subj="datasetSelectorButton"] .euiButton__content'
+    ).should('contain', 'with-timefield');
+  });
+});
+
+describe('data source selector', () => {
+  before(() => {
+    // Creating additional index patterns
+    // logstash index pattern
+
+    cy.createIndexPattern(
+      'logstash-sample-1',
+      {
+        title: 'logstash-sample-1*',
+        timeFieldName: 'timestamp',
+      },
+      {
+        securitytenant: ['global'],
+      }
+    );
+    cy.createIndexPattern(
+      'logstash-sample-2',
+      {
+        title: 'logstash-sample-2*',
+        timeFieldName: 'timestamp',
+      },
+      {
+        securitytenant: ['global'],
+      }
+    );
+    cy.wait(5000); // Intentional Wait
+    cy.reload();
+  });
+  it('check data source selector options are ordered', function () {
+    const indexPatterns = [];
+    cy.get('[data-test-subj="datasetSelectorButton"]').click({ force: true });
+    cy.get('input[aria-label="Filter options"]')
+      .click()
+      .type('l')
+      .then(() => {
+        cy.get('[role="option"]')
+          .each((res) => {
+            indexPatterns.push(res.text());
+          })
+          .then(() => {
+            const sortedIndexPatterns = cloneDeep(indexPatterns);
+            sortedIndexPatterns.sort();
+
+            console.log(sortedIndexPatterns);
+
+            cy.wrap(indexPatterns).should('deep.equal', sortedIndexPatterns);
+          });
+      });
+  });
+
+  it('check filtering in data source selector ', function () {
+    cy.get('input[aria-label="Filter options"]')
+      .click()
+      .clear()
+      .type('logstash-sample')
+      .then(() => {
+        cy.get('[role="option"]').should('have.length', 2);
+      });
+  });
+
+  after(() => {
+    cy.deleteIndexPattern('logstash-sample-1');
+    cy.deleteIndexPattern('logstash-sample-2');
+  });
+});
diff --git a/cypress/integration/core-opensearch-dashboards/opensearch-dashboards/apps/query_enhancement/discover_histogram.spec.js b/cypress/integration/core-opensearch-dashboards/opensearch-dashboards/apps/query_enhancement/discover_histogram.spec.js
new file mode 100644
index 000000000..831e66a4b
--- /dev/null
+++ b/cypress/integration/core-opensearch-dashboards/opensearch-dashboards/apps/query_enhancement/discover_histogram.spec.js
@@ -0,0 +1,96 @@
+/*
+ * Copyright OpenSearch Contributors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+import {
+  TestFixtureHandler,
+  MiscUtils,
+} from '@opensearch-dashboards-test/opensearch-dashboards-test-library';
+import { CURRENT_TENANT } from '../../../../../utils/commands';
+
+const miscUtils = new MiscUtils(cy);
+const testFixtureHandler = new TestFixtureHandler(
+  cy,
+  Cypress.env('openSearchUrl')
+);
+const indexSet = [
+  'logstash-2015.09.22',
+  'logstash-2015.09.21',
+  'logstash-2015.09.20',
+];
+
+describe('discover histogram', { scrollBehavior: false }, () => {
+  before(() => {
+    CURRENT_TENANT.newTenant = 'global';
+    cy.log('load opensearch-dashboards index with default index pattern');
+
+    // import long window logstash index pattern
+    testFixtureHandler.importJSONDoc(
+      'cypress/fixtures/dashboard/opensearch_dashboards/data_explorer/long_window_logstash_index_pattern/data.json.txt'
+    );
+
+    // import logstash functional
+    testFixtureHandler.importJSONDocIfNeeded(
+      indexSet,
+      'cypress/fixtures/dashboard/opensearch_dashboards/data_explorer/logstash/logstash.mappings.json.txt',
+      'cypress/fixtures/dashboard/opensearch_dashboards/data_explorer/logstash/logstash.json.txt'
+    );
+
+    // import long window logstash
+    testFixtureHandler.importJSONMapping(
+      'cypress/fixtures/dashboard/opensearch_dashboards/data_explorer/long_window_logstash/mappings.json.txt'
+    );
+
+    testFixtureHandler.importJSONDoc(
+      'cypress/fixtures/dashboard/opensearch_dashboards/data_explorer/long_window_logstash/data.json.txt'
+    );
+
+    cy.setAdvancedSetting({
+      defaultIndex: 'long-window-logstash-*',
+      'dateFormat:tz': 'Europe/Berlin',
+    });
+
+    // Go to the Discover page
+    miscUtils.visitPage('app/data-explorer/discover#/');
+    cy.waitForLoaderNewHeader();
+  });
+
+  after(() => {
+    miscUtils.visitPage('app/management/opensearch-dashboards/settings');
+    cy.waitForLoaderNewHeader();
+    cy.getElementByTestId('advancedSetting-resetField-dateFormat:tz').click({
+      force: true,
+    });
+    cy.getElementByTestId('advancedSetting-saveButton').click({ force: true });
+    testFixtureHandler.clearJSONMapping(
+      'cypress/fixtures/dashboard/opensearch_dashboards/data_explorer/long_window_logstash/mappings.json.txt'
+    );
+    cy.deleteIndex('long-window-logstash-0');
+    cy.deleteSavedObjectByType('index-pattern');
+    cy.clearCache();
+  });
+
+  it('should visualize monthly data with different day intervals', () => {
+    const fromTime = 'Nov 01, 2017 @ 00:00:00.000';
+    const toTime = 'Mar 21, 2018 @ 00:00:00.000';
+    cy.setDatasource('long-window-logstash-*');
+    cy.prepareNewTest(fromTime, toTime, 'Month');
+    cy.get('.echChart canvas:last-of-type').should('be.visible');
+  });
+  it('should visualize weekly data with within DST changes', () => {
+    const fromTime = 'Mar 01, 2018 @ 00:00:00.000';
+    const toTime = 'May 01, 2018 @ 00:00:00.000';
+    cy.setDatasource('long-window-logstash-*');
+    cy.prepareNewTest(fromTime, toTime, 'Week');
+    cy.get('.echChart canvas:last-of-type').should('be.visible');
+  });
+  it('should visualize monthly data with different years scaled to 30 days', () => {
+    const fromTime = 'Jan 01, 2010 @ 00:00:00.000';
+    const toTime = 'Mar 21, 2019 @ 00:00:00.000';
+    cy.setDatasource('long-window-logstash-*');
+    cy.prepareNewTest(fromTime, toTime, 'Day');
+    cy.get('.echChart canvas:last-of-type').should('be.visible');
+    cy.get('.euiToolTipAnchor').should('be.visible');
+  });
+});
diff --git a/cypress/integration/core-opensearch-dashboards/opensearch-dashboards/apps/query_enhancement/discover_table.spec.js b/cypress/integration/core-opensearch-dashboards/opensearch-dashboards/apps/query_enhancement/discover_table.spec.js
new file mode 100644
index 000000000..d73af39e3
--- /dev/null
+++ b/cypress/integration/core-opensearch-dashboards/opensearch-dashboards/apps/query_enhancement/discover_table.spec.js
@@ -0,0 +1,92 @@
+/*
+ * Copyright OpenSearch Contributors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+import {
+  MiscUtils,
+  TestFixtureHandler,
+} from '@opensearch-dashboards-test/opensearch-dashboards-test-library';
+import { CURRENT_TENANT } from '../../../../../utils/commands';
+
+const miscUtils = new MiscUtils(cy);
+const testFixtureHandler = new TestFixtureHandler(
+  cy,
+  Cypress.env('openSearchUrl')
+);
+
+const indexSet = [
+  'logstash-2015.09.22',
+  'logstash-2015.09.21',
+  'logstash-2015.09.20',
+];
+
+// Setting up the page
+describe('discover_table', () => {
+  before(() => {
+    // import logstash functional
+    CURRENT_TENANT.newTenant = 'global';
+    testFixtureHandler.importJSONDocIfNeeded(
+      indexSet,
+      'cypress/fixtures/dashboard/opensearch_dashboards/data_explorer/logstash/logstash.mappings.json.txt',
+      'cypress/fixtures/dashboard/opensearch_dashboards/data_explorer/logstash/logstash.json.txt'
+    );
+
+    testFixtureHandler.importJSONMapping(
+      'cypress/fixtures/dashboard/opensearch_dashboards/data_explorer/discover/discover.mappings.json.txt'
+    );
+
+    testFixtureHandler.importJSONDoc(
+      'cypress/fixtures/dashboard/opensearch_dashboards/data_explorer/discover/discover.json.txt'
+    );
+
+    testFixtureHandler.importJSONMapping(
+      'cypress/fixtures/dashboard/opensearch_dashboards/data_explorer/index_with_nested_field/mappings.json.txt'
+    );
+
+    testFixtureHandler.importJSONDoc(
+      'cypress/fixtures/dashboard/opensearch_dashboards/data_explorer/index_with_nested_field/data.json.txt'
+    );
+
+    cy.setAdvancedSetting({
+      defaultIndex: 'logstash-*',
+    });
+
+    // Go to the Discover page
+    miscUtils.visitPage(
+      `app/data-explorer/discover#/?_g=(filters:!(),time:(from:'2015-09-19T13:31:44.000Z',to:'2015-09-24T01:31:44.000Z'))`
+    );
+    cy.setDatasource('logstash-*');
+    cy.waitForSearch();
+  });
+
+  describe('auto line wrapping in legacy table', () => {
+    it('auto line wrapping in legacy table', function () {
+      // last element is _scrore if there is wrapping this field won't be present
+      // So we check for the presence of the _score element in the legacy table
+
+      cy.get('.euiDescriptionList__title').should('contain.text', '_score');
+    });
+  });
+
+  describe('expand multiple documents in legacy table', () => {
+    it('checks if multiple documents can be expanded in legacy table', function () {
+      // expanding a document in the table
+      cy.get('[data-test-subj="docTableExpandToggleColumn"]')
+        .find('[type="button"]')
+        .eq(2)
+        .click();
+
+      // expanding a document in the table
+      cy.get('[data-test-subj="docTableExpandToggleColumn"]')
+        .find('[type="button"]')
+        .eq(3)
+        .click();
+
+      // checking the number of exapnded documents visible on screen
+      cy.get('[data-test-subj="tableDocViewRow-_index"]').should(
+        'have.length',
+        2
+      );
+    });
+  });
+});
diff --git a/cypress/integration/core-opensearch-dashboards/opensearch-dashboards/apps/query_enhancement/left_panel.spec.js b/cypress/integration/core-opensearch-dashboards/opensearch-dashboards/apps/query_enhancement/left_panel.spec.js
new file mode 100644
index 000000000..3fdd3b7e2
--- /dev/null
+++ b/cypress/integration/core-opensearch-dashboards/opensearch-dashboards/apps/query_enhancement/left_panel.spec.js
@@ -0,0 +1,182 @@
+/*
+ * Copyright OpenSearch Contributors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+import {
+  MiscUtils,
+  TestFixtureHandler,
+} from '@opensearch-dashboards-test/opensearch-dashboards-test-library';
+import { CURRENT_TENANT } from '../../../../../utils/commands';
+
+const miscUtils = new MiscUtils(cy);
+const testFixtureHandler = new TestFixtureHandler(
+  cy,
+  Cypress.env('openSearchUrl')
+);
+
+const indexSet = [
+  'logstash-2015.09.22',
+  'logstash-2015.09.21',
+  'logstash-2015.09.20',
+];
+
+// Setting up the page
+describe('discover_table', () => {
+  before(() => {
+    // import logstash functional
+    CURRENT_TENANT.newTenant = 'global';
+    testFixtureHandler.importJSONDocIfNeeded(
+      indexSet,
+      'cypress/fixtures/dashboard/opensearch_dashboards/data_explorer/logstash/logstash.mappings.json.txt',
+      'cypress/fixtures/dashboard/opensearch_dashboards/data_explorer/logstash/logstash.json.txt'
+    );
+
+    testFixtureHandler.importJSONMapping(
+      'cypress/fixtures/dashboard/opensearch_dashboards/data_explorer/discover/discover.mappings.json.txt'
+    );
+
+    testFixtureHandler.importJSONDoc(
+      'cypress/fixtures/dashboard/opensearch_dashboards/data_explorer/discover/discover.json.txt'
+    );
+
+    testFixtureHandler.importJSONMapping(
+      'cypress/fixtures/dashboard/opensearch_dashboards/data_explorer/index_with_nested_field/mappings.json.txt'
+    );
+
+    testFixtureHandler.importJSONDoc(
+      'cypress/fixtures/dashboard/opensearch_dashboards/data_explorer/index_with_nested_field/data.json.txt'
+    );
+
+    cy.setAdvancedSetting({
+      defaultIndex: 'logstash-*',
+    });
+
+    // Go to the Discover page
+    miscUtils.visitPage(
+      `app/data-explorer/discover#/?_g=(filters:!(),time:(from:'2015-09-19T13:31:44.000Z',to:'2015-09-24T01:31:44.000Z'))`
+    );
+    cy.setDatasource('logstash-*');
+    cy.waitForSearch();
+  });
+
+  after(() => {
+    cy.deleteSavedObjectByType('index-pattern');
+  });
+
+  it('check _source is available as default selected field', function () {
+    cy.get('[data-test-subj="fieldList-selected"]').should(
+      'contain.text',
+      '_source'
+    );
+  });
+  it('check timestamp is not added to selected field when a column is added', function () {
+    // Click to add fields
+    cy.get('[data-test-subj="fieldToggle-_id"]').click();
+    cy.get('[data-test-subj="fieldToggle-agent"]').click();
+
+    // Check that the selected field don't contain timestamp
+    cy.get('[data-test-subj="fieldList-selected"]').should(
+      'not.contain.text',
+      '@timestamp'
+    );
+  });
+  it('check timestamp is not added to selected field when a column is removed', function () {
+    cy.get('[data-test-subj="fieldToggle-_id"]').first().click();
+
+    // Check that the selected field don't contain timestamp
+    cy.get('[data-test-subj="fieldList-selected"]').should(
+      'not.contain.text',
+      '@timestamp'
+    );
+  });
+  it('check _source gets restored when all selected columns are removed', function () {
+    cy.get('[data-test-subj="fieldToggle-agent"]').first().click(); // toggle the previously selected fields
+
+    // Now the field selected should get defaulted to _source
+    cy.get('[data-test-subj="fieldList-selected"]').should('have.length', 1);
+    cy.get('[data-test-subj="fieldList-selected"]').should(
+      'contain.text',
+      '_source'
+    );
+  });
+  it('check field is removed from available fields and added to selected fields when the field is selected', function () {
+    // Field present in Available Field Section
+    cy.get('[data-test-subj="fieldList-unpopular"]')
+      .find('[data-test-subj="field-host"]')
+      .should('exist');
+
+    // Toggle to display the field
+    cy.get('[data-test-subj="fieldList-unpopular"]')
+      .find('[data-test-subj="fieldToggle-host"]')
+      .click();
+
+    // Check to ensure the field is no longer present in Available Field
+    cy.get('[data-test-subj="fieldList-unpopular"]')
+      .find('[data-test-subj="field-host"]')
+      .should('not.exist');
+    // Check the field is present in the Selected Field Secition
+    cy.get('[data-test-subj="fieldList-selected"]').should(
+      'contain.text',
+      'host'
+    );
+
+    // Reseting the toggled Field
+    cy.get('[data-test-subj="fieldList-selected"]')
+      .find('[data-test-subj="fieldToggle-host"]')
+      .click();
+  });
+
+  it('check collapsablity of left navigation display', function () {
+    cy.get('[data-test-subj="euiResizableButton"]')
+      .trigger('click')
+      .then(() => {
+        cy.get('[aria-label="Press to toggle this panel"]')
+          .trigger('click')
+          .then(() => {
+            cy.get('[data-test-subj="datasetSelectorButton"]').should(
+              'not.be.visible'
+            );
+          });
+      });
+  });
+
+  it('check nested field are available in left navigation pane', function () {
+    // Create an Index pattern
+    cy.createIndexPattern(
+      'nestedindex',
+      {
+        title: 'nestedindex*',
+        timeFieldName: 'timestamp',
+      },
+      {
+        securitytenant: ['global'],
+      }
+    );
+    cy.reload();
+
+    cy.get('[data-test-subj="datasetSelectorButton"]').click();
+    cy.get('input[aria-label="Filter options"]')
+      .click()
+      .type('nestedindex')
+      .then(() => {
+        cy.waitForSearch();
+        cy.get('[title="nestedindex*"]')
+          .trigger('click')
+          .then(() => {
+            // validate the presence of nested fields in left navigation pane
+            cy.get('[data-test-subj="fieldList-unpopular"]')
+              .find('[data-test-subj="field-products.base_price"]')
+              .should('exist');
+            cy.get('[data-test-subj="fieldList-unpopular"]')
+              .find('[data-test-subj="field-products.quantity"]')
+              .should('exist');
+            cy.get('[data-test-subj="fieldList-unpopular"]')
+              .find('[data-test-subj="field-products.discount_percentage"]')
+              .should('exist');
+            cy.get('[data-test-subj="fieldList-unpopular"]')
+              .find('[data-test-subj="field-products.manufacturer"]')
+              .should('exist');
+          });
+      });
+  });
+});
diff --git a/cypress/utils/dashboards/query_enhancement/commands.js b/cypress/utils/dashboards/query_enhancement/commands.js
index 88f852c9b..2212964b0 100644
--- a/cypress/utils/dashboards/query_enhancement/commands.js
+++ b/cypress/utils/dashboards/query_enhancement/commands.js
@@ -45,3 +45,18 @@ Cypress.Commands.add('setQueryLanguage', (value, submit = true) => {
     force: true,
   });
 });
+
+Cypress.Commands.add('setDatasource', (value) => {
+  cy.get(`[class~="datasetSelector__button"]`).click();
+  cy.get(`[data-test-subj="datasetOption-${value}"]`).click();
+});
+
+Cypress.Commands.add('prepareNewTest', (fromTime, toTime, interval) => {
+  cy.setTopNavDate(fromTime, toTime);
+  cy.waitForLoaderNewHeader();
+  // wait until the search has been finished
+  cy.waitForSearch();
+  cy.get('select').select(`${interval}`);
+  cy.waitForLoaderNewHeader();
+  cy.waitForSearch();
+});