diff --git a/tests/cypress/e2e/issues_prs/issue_7176_opacity_reset.js b/tests/cypress/e2e/issues_prs/issue_7176_opacity_reset.js
new file mode 100644
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+++ b/tests/cypress/e2e/issues_prs/issue_7176_opacity_reset.js
@@ -0,0 +1,151 @@
+// Copyright (C) 2023 CVAT.ai Corporation
+//
+// SPDX-License-Identifier: MIT
+
+/// <reference types="cypress" />
+
+context('Opacity reset', { scrollBehavior: false }, () => {
+    const taskName = 'Test issue #7176';
+    const serverFiles = ['images/image_1.jpg', 'images/image_2.jpg', 'images/image_3.jpg'];
+    const labelName = 'issue#7176';
+    const createRectangleShape2Points = {
+        points: 'By 2 Points',
+        type: 'Shape',
+        labelName,
+        firstX: 100,
+        firstY: 350,
+        secondX: 200,
+        secondY: 450,
+    };
+    const drawingActions = [{
+        method: 'brush',
+        coordinates: [[300, 300], [700, 300], [700, 700], [300, 700]],
+    }];
+
+    let taskID = null;
+    let jobID = null;
+
+    let opacityArrowsRight = '';
+    let selectedOpacityArrowsRight = '';
+    const arrowsLeft = '{leftarrow}'.repeat(10);
+
+    function checkOpacitySliders(opacity, selectedOpacity) {
+        cy.get('.cvat-appearance-opacity-slider').find('[role="slider"]').should('have.attr', 'aria-valuenow', opacity);
+        cy.get('.cvat-appearance-selected-opacity-slider').find('[role="slider"]').should('have.attr', 'aria-valuenow', selectedOpacity);
+    }
+
+    before(() => {
+        cy.visit('auth/login');
+        cy.login();
+        cy.headlessCreateTask({
+            labels: [{ name: labelName, attributes: [], type: 'any' }],
+            name: taskName,
+            project_id: null,
+            source_storage: { location: 'local' },
+            target_storage: { location: 'local' },
+        }, {
+            server_files: serverFiles,
+            image_quality: 70,
+            use_zip_chunks: true,
+            use_cache: true,
+            sorting_method: 'lexicographical',
+        }).then((response) => {
+            taskID = response.taskID;
+            [jobID] = response.jobID;
+        }).then(() => {
+            cy.visit(`/tasks/${taskID}/jobs/${jobID}`);
+            cy.get('.cvat-canvas-container').should('exist').and('be.visible');
+        });
+    });
+
+    after(() => {
+        cy.logout();
+        cy.getAuthKey().then((response) => {
+            const authKey = response.body.key;
+            cy.request({
+                method: 'DELETE',
+                url: `/api/tasks/${taskID}`,
+                headers: {
+                    Authorization: `Token ${authKey}`,
+                },
+            });
+        });
+    });
+
+    describe('Test', () => {
+        it('Set low opacity value. Draw shape', () => {
+            cy.goCheckFrameNumber(0);
+            cy.get('.cvat-appearance-opacity-slider')
+                .within(() => {
+                    cy.get('[role="slider"]')
+                        .should('have.attr', 'aria-valuenow')
+                        .then(($ariaValueNow) => {
+                            const steps = 20 - $ariaValueNow;
+                            opacityArrowsRight = '{rightarrow}'.repeat(steps);
+                        })
+                        .then(() => {
+                            cy.get('.ant-slider-handle').type(opacityArrowsRight);
+                        });
+                });
+            cy.get('.cvat-appearance-selected-opacity-slider')
+                .within(() => {
+                    cy.get('[role="slider"]')
+                        .should('have.attr', 'aria-valuenow')
+                        .then(($ariaValueNow) => {
+                            const steps = 40 - $ariaValueNow;
+                            selectedOpacityArrowsRight = '{rightarrow}'.repeat(steps);
+                        })
+                        .then(() => {
+                            cy.get('.ant-slider-handle').type(selectedOpacityArrowsRight);
+                        });
+                });
+            cy.createRectangle(createRectangleShape2Points);
+            checkOpacitySliders(20, 40);
+        });
+
+        it('Go to the next frame. Opacity does not reset', () => {
+            cy.goCheckFrameNumber(1);
+            checkOpacitySliders(20, 40);
+            cy.createRectangle(createRectangleShape2Points);
+        });
+
+        it('Go to the next frame. Draw mask. Opacity resets.', () => {
+            cy.goCheckFrameNumber(2);
+            cy.startMaskDrawing();
+            cy.drawMask(drawingActions);
+            cy.get('.cvat-brush-tools-finish').click();
+            checkOpacitySliders(30, 60);
+        });
+
+        it('Decrease opacity. Opacity does not reset on frames without masks. Opacity resets on frames with masks', () => {
+            cy.get('.cvat-appearance-opacity-slider .ant-slider-handle').type(arrowsLeft);
+            cy.get('.cvat-appearance-selected-opacity-slider .ant-slider-handle').type(arrowsLeft);
+            cy.goCheckFrameNumber(0);
+            checkOpacitySliders(20, 50);
+            cy.goCheckFrameNumber(1);
+            checkOpacitySliders(20, 50);
+            cy.goCheckFrameNumber(2);
+            checkOpacitySliders(30, 60);
+        });
+
+        it('Decrease opacity. Opacity does not reset on frames without masks. Opacity resets on frames with masks', () => {
+            cy.get('.cvat-appearance-opacity-slider .ant-slider-handle').type(arrowsLeft);
+            cy.get('.cvat-appearance-selected-opacity-slider .ant-slider-handle').type(arrowsLeft);
+            cy.goCheckFrameNumber(0);
+            checkOpacitySliders(20, 50);
+            cy.goCheckFrameNumber(1);
+            checkOpacitySliders(20, 50);
+            cy.goCheckFrameNumber(2);
+            checkOpacitySliders(30, 60);
+        });
+
+        it('Increase opacity. Opacity does not reset on high values', () => {
+            cy.get('.cvat-appearance-opacity-slider .ant-slider-handle').type('{rightarrow}'.repeat(10));
+            cy.get('.cvat-appearance-selected-opacity-slider .ant-slider-handle').type('{rightarrow}'.repeat(10));
+            for (let i = 0; i < 3; i++) {
+                cy.goCheckFrameNumber(0);
+                checkOpacitySliders(40, 70);
+            }
+        });
+    });
+});