diff --git a/cypress.config.js b/cypress.config.js
index 17fc73980..f7088bbd7 100644
--- a/cypress.config.js
+++ b/cypress.config.js
@@ -11,8 +11,8 @@ module.exports = defineConfig({
   viewportWidth: 1400,
   viewportHeight: 660,
   retries: {
-    runMode: 2,
-    openMode: 1,
+    runMode: 1,
+    openMode: 0,
   },
   e2e: {
     env: {
diff --git a/cypress/e2e/catalog/giftCards/activateGiftCards.js b/cypress/e2e/catalog/giftCards/activateGiftCards.js
index c8babd9b7..95cf2de68 100644
--- a/cypress/e2e/catalog/giftCards/activateGiftCards.js
+++ b/cypress/e2e/catalog/giftCards/activateGiftCards.js
@@ -20,6 +20,7 @@ import {
 } from "../../../support/api/utils/ordersUtils";
 import * as productsUtils from "../../../support/api/utils/products/productsUtils";
 import { deleteShippingStartsWith } from "../../../support/api/utils/shippingUtils";
+import { updateTaxConfigurationForChannel } from "../../../support/api/utils/taxesUtils";
 import {
   changeGiftCardActiveStatus,
   enterAndSelectGiftCards,
@@ -69,6 +70,10 @@ describe("As a admin I want to use enabled gift card in checkout", () => {
 
   beforeEach(() => {
     cy.clearSessionData().loginUserViaRequest();
+    updateTaxConfigurationForChannel({
+      channelSlug: defaultChannel.slug,
+      pricesEnteredWithTax: true,
+    });
   });
 
   it(
diff --git a/cypress/e2e/configuration/attributes/attributeVariantSelection.js b/cypress/e2e/configuration/attributes/attributeVariantSelection.js
index 2fd95fe55..b83d05088 100644
--- a/cypress/e2e/configuration/attributes/attributeVariantSelection.js
+++ b/cypress/e2e/configuration/attributes/attributeVariantSelection.js
@@ -32,8 +32,8 @@ describe("As an admin I want to use attributes in variant selection", () => {
     getDefaultChannel().then(defaultChannel => (channel = defaultChannel));
     createCategory({ name: startsWith }).then(
       categoryResp => (category = categoryResp),
-      cy.checkIfDataAreNotNull({ channel, category }),
     );
+    cy.checkIfDataAreNotNull({ channel, category });
   });
 
   beforeEach(() => {
diff --git a/cypress/e2e/customerRegistration.js b/cypress/e2e/customerRegistration.js
index 049b36827..5893cfc61 100644
--- a/cypress/e2e/customerRegistration.js
+++ b/cypress/e2e/customerRegistration.js
@@ -29,7 +29,7 @@ describe("Tests for customer registration", () => {
     });
   });
 
-  it("should register customer", { tags: ["@customer", "@stagedOnly"] }, () => {
+  it("should register customer", { tags: ["@customer", "@allEnv"] }, () => {
     const email = `${startsWith}${faker.datatype.number()}@example.com`;
     customerRegistration({ email, channel: defaultChannel.slug });
     const registrationLinkRegex = /\[(\s*http[^\]]*)\]/;
diff --git a/cypress/e2e/discounts/sales/createSalesForProducts.js b/cypress/e2e/discounts/sales/createSalesForProducts.js
index f52cd081b..1336b1d03 100644
--- a/cypress/e2e/discounts/sales/createSalesForProducts.js
+++ b/cypress/e2e/discounts/sales/createSalesForProducts.js
@@ -14,6 +14,10 @@ import {
   deleteShippingStartsWith,
 } from "../../../support/api/utils/shippingUtils";
 import { getProductPrice } from "../../../support/api/utils/storeFront/storeFrontProductUtils";
+import {
+  getDefaultTaxClass,
+  updateTaxConfigurationForChannel,
+} from "../../../support/api/utils/taxesUtils";
 import {
   assignProducts,
   createSale,
@@ -31,6 +35,7 @@ describe("As an admin I want to create sale for products", () => {
   let category;
   let defaultChannel;
   let warehouse;
+  let taxClass;
 
   before(() => {
     const name = `${startsWith}${faker.datatype.number()}`;
@@ -57,6 +62,10 @@ describe("As an admin I want to create sale for products", () => {
       )
       .then(channel => {
         defaultChannel = channel;
+        getDefaultTaxClass();
+      })
+      .then(taxResp => {
+        taxClass = taxResp;
         cy.fixture("addresses");
       })
       .then(addresses => {
@@ -65,6 +74,7 @@ describe("As an admin I want to create sale for products", () => {
           name,
           address: addresses.plAddress,
           price: 100,
+          taxClassId: taxClass.id,
         });
       })
       .then(({ warehouse: warehouseResp }) => {
@@ -81,6 +91,10 @@ describe("As an admin I want to create sale for products", () => {
 
   beforeEach(() => {
     cy.clearSessionData().loginUserViaRequest();
+    updateTaxConfigurationForChannel({
+      channelSlug: defaultChannel.slug,
+      pricesEnteredWithTax: true,
+    });
   });
 
   it(
@@ -100,6 +114,7 @@ describe("As an admin I want to create sale for products", () => {
         price: productPrice,
         discountOption: discountOptions.PERCENTAGE,
         discountValue,
+        taxClassId: taxClass.id,
       }).should("eq", expectedPrice);
     },
   );
@@ -146,6 +161,7 @@ describe("As an admin I want to create sale for products", () => {
           attributeId: attribute.id,
           categoryId: category.id,
           price: productPrice,
+          taxClassId: taxClass.id,
         })
         .then(({ product: productResp }) => {
           product = productResp;
diff --git a/cypress/e2e/discounts/sales/createSalesForVariants.js b/cypress/e2e/discounts/sales/createSalesForVariants.js
index 9c76dd9e1..a2adbb70e 100644
--- a/cypress/e2e/discounts/sales/createSalesForVariants.js
+++ b/cypress/e2e/discounts/sales/createSalesForVariants.js
@@ -16,6 +16,10 @@ import {
   createShipping,
   deleteShippingStartsWith,
 } from "../../../support/api/utils/shippingUtils";
+import {
+  getDefaultTaxClass,
+  updateTaxConfigurationForChannel,
+} from "../../../support/api/utils/taxesUtils";
 import { deleteWarehouseStartsWith } from "../../../support/api/utils/warehouseUtils";
 import {
   createSaleWithNewVariant,
@@ -31,6 +35,7 @@ describe("Sales discounts for variant", () => {
   let warehouse;
   let productData;
   let address;
+  let taxClass;
 
   before(() => {
     const name = `${startsWith}${faker.datatype.number()}`;
@@ -40,9 +45,15 @@ describe("Sales discounts for variant", () => {
     deleteShippingStartsWith(startsWith);
     deleteSalesStartsWith(startsWith);
     deleteWarehouseStartsWith(startsWith);
-    channelsUtils.getDefaultChannel().then(channel => {
-      defaultChannel = channel;
-    });
+    channelsUtils
+      .getDefaultChannel()
+      .then(channel => {
+        defaultChannel = channel;
+        getDefaultTaxClass();
+      })
+      .then(taxResp => {
+        taxClass = taxResp;
+      });
     cy.fixture("addresses")
       .then(addresses => {
         address = addresses.usAddress;
@@ -51,6 +62,7 @@ describe("Sales discounts for variant", () => {
           channelId: defaultChannel.id,
           address,
           name,
+          taxClassId: taxClass.id,
         });
       })
       .then(({ warehouse: warehouseResp }) => {
@@ -70,6 +82,7 @@ describe("Sales discounts for variant", () => {
           channelId: defaultChannel.id,
           warehouseId: warehouse.id,
           price: productPrice,
+          taxClassId: taxClass.id,
         };
         cy.checkIfDataAreNotNull({
           productData,
@@ -82,6 +95,10 @@ describe("Sales discounts for variant", () => {
 
   beforeEach(() => {
     cy.clearSessionData().loginUserViaRequest();
+    updateTaxConfigurationForChannel({
+      channelSlug: defaultChannel.slug,
+      pricesEnteredWithTax: true,
+    });
   });
 
   it(
@@ -158,6 +175,7 @@ describe("Sales discounts for variant", () => {
         price: productPrice,
         discountOption: discountOptions.PERCENTAGE,
         discountValue,
+        taxClassId: taxClass.id,
       })
         .its("pricing.price.gross.amount")
         .should("eq", expectedPrice);
diff --git a/cypress/e2e/discounts/sales/updateSales.js b/cypress/e2e/discounts/sales/updateSales.js
index c1d4eb508..6a93c6b5e 100644
--- a/cypress/e2e/discounts/sales/updateSales.js
+++ b/cypress/e2e/discounts/sales/updateSales.js
@@ -24,6 +24,10 @@ import {
   createShipping,
   deleteShippingStartsWith,
 } from "../../../support/api/utils/shippingUtils";
+import {
+  getDefaultTaxClass,
+  updateTaxConfigurationForChannel,
+} from "../../../support/api/utils/taxesUtils";
 
 describe("As an admin I want to update sales", () => {
   const startsWith = "CySales";
@@ -37,6 +41,7 @@ describe("As an admin I want to update sales", () => {
   let address;
   let productData;
   let variants;
+  let taxClass;
 
   before(() => {
     const name = `${startsWith}${faker.datatype.number()}`;
@@ -48,7 +53,10 @@ describe("As an admin I want to update sales", () => {
     getDefaultChannel()
       .then(channel => {
         defaultChannel = channel;
-
+        getDefaultTaxClass();
+      })
+      .then(taxResp => {
+        taxClass = taxResp;
         createSaleInChannel({
           name,
           type: "FIXED",
@@ -65,6 +73,7 @@ describe("As an admin I want to update sales", () => {
           channelId: defaultChannel.id,
           address,
           name: startsWith,
+          taxClassId: taxClass.id,
         });
       })
       .then(({ warehouse: warehouseResp }) => {
@@ -81,6 +90,7 @@ describe("As an admin I want to update sales", () => {
         channelId: defaultChannel.id,
         warehouseId: warehouse.id,
         price: productPrice,
+        taxClassId: taxClass.id,
       };
       cy.checkIfDataAreNotNull({
         productData,
@@ -95,6 +105,10 @@ describe("As an admin I want to update sales", () => {
 
   beforeEach(() => {
     cy.clearSessionData().loginUserViaRequest();
+    updateTaxConfigurationForChannel({
+      channelSlug: defaultChannel.slug,
+      pricesEnteredWithTax: true,
+    });
   });
 
   it(
diff --git a/cypress/e2e/discounts/vouchers/createVouchers.js b/cypress/e2e/discounts/vouchers/createVouchers.js
index 41b616495..5e1c5de22 100644
--- a/cypress/e2e/discounts/vouchers/createVouchers.js
+++ b/cypress/e2e/discounts/vouchers/createVouchers.js
@@ -13,6 +13,7 @@ import {
   createCheckoutWithVoucher,
 } from "../../../support/api/utils/ordersUtils";
 import * as productsUtils from "../../../support/api/utils/products/productsUtils";
+import { updateTaxConfigurationForChannel } from "../../../support/api/utils/taxesUtils";
 import {
   createVoucher,
   discountOptions,
@@ -53,14 +54,21 @@ describe("As an admin I want to create voucher", () => {
             auth: "token",
           };
         },
-        cy.checkIfDataAreNotNull({
-          createdChannel,
-          dataForCheckout,
-          defaultChannel,
-        }),
       );
+    cy.checkIfDataAreNotNull({
+      createdChannel,
+      dataForCheckout,
+      defaultChannel,
+    });
   });
 
+  beforeEach(() => {
+    cy.clearSessionData().loginUserViaRequest();
+    updateTaxConfigurationForChannel({
+      channelSlug: defaultChannel.slug,
+      pricesEnteredWithTax: true,
+    });
+  });
   it(
     "should be able to create fixed price voucher. TC: SALEOR_1901",
     { tags: ["@vouchers", "@allEnv", "@stable"] },
diff --git a/cypress/e2e/discounts/vouchers/updateVouchers.js b/cypress/e2e/discounts/vouchers/updateVouchers.js
index e97712240..c3ede2a93 100644
--- a/cypress/e2e/discounts/vouchers/updateVouchers.js
+++ b/cypress/e2e/discounts/vouchers/updateVouchers.js
@@ -12,6 +12,7 @@ import {
 } from "../../../support/api/utils/discounts/vouchersUtils";
 import { createCheckoutWithVoucher } from "../../../support/api/utils/ordersUtils";
 import * as productsUtils from "../../../support/api/utils/products/productsUtils";
+import { updateTaxConfigurationForChannel } from "../../../support/api/utils/taxesUtils";
 import { formatDate, formatTime } from "../../../support/formatData/formatDate";
 import { setVoucherDate } from "../../../support/pages/discounts/vouchersPage";
 
@@ -51,10 +52,17 @@ describe("As an admin I want to update vouchers", () => {
             auth: "token",
           };
         },
-        cy.checkIfDataAreNotNull({ dataForCheckout, defaultChannel, product }),
       );
+    cy.checkIfDataAreNotNull({ dataForCheckout, defaultChannel, product });
   });
 
+  beforeEach(() => {
+    cy.clearSessionData().loginUserViaRequest();
+    updateTaxConfigurationForChannel({
+      channelSlug: defaultChannel.slug,
+      pricesEnteredWithTax: true,
+    });
+  });
   it(
     "should delete voucher. TC: SALEOR_1905",
     { tags: ["@vouchers", "@allEnv", "@stable"] },
diff --git a/cypress/e2e/products/productsVariants.js b/cypress/e2e/products/productsVariants.js
index 625b225e0..8aad6d9cc 100644
--- a/cypress/e2e/products/productsVariants.js
+++ b/cypress/e2e/products/productsVariants.js
@@ -13,6 +13,7 @@ import {
 } from "../../support/api/requests/Product";
 import * as productUtils from "../../support/api/utils/products/productsUtils";
 import { getProductVariants } from "../../support/api/utils/storeFront/storeFrontProductUtils";
+import { updateTaxConfigurationForChannel } from "../../support/api/utils/taxesUtils";
 import {
   addVariantToDataGrid,
   enterVariantEditPage,
@@ -21,6 +22,7 @@ import {
   createVariant,
   selectChannelsForVariant,
 } from "../../support/pages/catalog/products/VariantsPage";
+
 describe("As an admin I should be able to create variant", () => {
   const startsWith = "CyCreateVariants-";
   const attributeValues = ["value1", "value2"];
@@ -37,6 +39,7 @@ describe("As an admin I should be able to create variant", () => {
 
     cy.clearSessionData().loginUserViaRequest();
 
+    updateTaxConfigurationForChannel({ pricesEnteredWithTax: true });
     productUtils
       .createShippingProductTypeAttributeAndCategory(name, attributeValues)
       .then(resp => {
@@ -50,15 +53,19 @@ describe("As an admin I should be able to create variant", () => {
       })
       .then(resp => {
         newChannel = resp;
-        cy.checkIfDataAreNotNull({
-          defaultChannel,
-          warehouse,
-          attribute,
-          productType,
-          category,
-          newChannel,
+        updateTaxConfigurationForChannel({
+          channelSlug: newChannel.slug,
+          pricesEnteredWithTax: true,
         });
       });
+    cy.checkIfDataAreNotNull({
+      defaultChannel,
+      warehouse,
+      attribute,
+      productType,
+      category,
+      newChannel,
+    });
   });
 
   beforeEach(() => {
diff --git a/cypress/e2e/products/productsWithoutSku/createProductWithoutSku.js b/cypress/e2e/products/productsWithoutSku/createProductWithoutSku.js
index 3065998ae..d57f81623 100644
--- a/cypress/e2e/products/productsWithoutSku/createProductWithoutSku.js
+++ b/cypress/e2e/products/productsWithoutSku/createProductWithoutSku.js
@@ -15,6 +15,7 @@ import { createWaitingForCaptureOrder } from "../../../support/api/utils/ordersU
 import * as productUtils from "../../../support/api/utils/products/productsUtils";
 import * as shippingUtils from "../../../support/api/utils/shippingUtils";
 import { getProductVariants } from "../../../support/api/utils/storeFront/storeFrontProductUtils";
+import { updateTaxConfigurationForChannel } from "../../../support/api/utils/taxesUtils";
 import { deleteWarehouseStartsWith } from "../../../support/api/utils/warehouseUtils";
 import {
   fillUpPriceList,
@@ -64,6 +65,11 @@ describe("Creating variants", () => {
         defaultChannel = resp.defaultChannel;
         warehouse = resp.warehouse;
         shippingMethod = resp.shippingMethod;
+
+        updateTaxConfigurationForChannel({
+          channelSlug: defaultChannel.slug,
+          pricesEnteredWithTax: true,
+        });
       });
 
     productUtils
@@ -195,15 +201,15 @@ describe("Creating variants", () => {
           });
         });
       enterVariantEditPage();
-      cy.addAliasToGraphRequest("ProductVariantDetails");
+      cy.addAliasToGraphRequest("VariantUpdate");
       selectChannelsForVariant();
       cy.get(BUTTON_SELECTORS.confirm)
         .click()
         .confirmationMessageShouldDisappear()
-        .wait("@ProductVariantDetails")
+        .wait("@VariantUpdate")
         .then(({ response }) => {
           const variants = [
-            response.body.data.productVariant.product.variants[0],
+            response.body.data.productVariantUpdate.productVariant,
           ];
           createWaitingForCaptureOrder({
             channelSlug: defaultChannel.slug,
diff --git a/cypress/elements/catalog/products/variants-selectors.js b/cypress/elements/catalog/products/variants-selectors.js
index 44860f874..7ba54149a 100644
--- a/cypress/elements/catalog/products/variants-selectors.js
+++ b/cypress/elements/catalog/products/variants-selectors.js
@@ -1,6 +1,6 @@
 export const VARIANTS_SELECTORS = {
   variantNameInput: '[data-test-id="variant-name"]',
-  skuTextField: '[data-test-id="sku"]',
+  skuTextField: '[data-test-id="sku"] input',
   attributeOption:
     "[data-test-type='option'], [data-test-id='multi-autocomplete-select-option']",
   attributeSelector: "[data-test-id='attribute-value']",
diff --git a/cypress/support/api/requests/Taxes.js b/cypress/support/api/requests/Taxes.js
index 3fbbd5a43..d2ebb0ec7 100644
--- a/cypress/support/api/requests/Taxes.js
+++ b/cypress/support/api/requests/Taxes.js
@@ -22,12 +22,13 @@ export function updateTaxes({
   id,
   chargeTaxes = true,
   taxCalculationStrategy = "FLAT_RATES",
+  pricesEnteredWithTax = "false",
 }) {
   const mutation = `mutation{
       taxConfigurationUpdate(id:"${id}", input:{
         chargeTaxes:${chargeTaxes}
         displayGrossPrices:true
-        pricesEnteredWithTax:false
+        pricesEnteredWithTax:${pricesEnteredWithTax}
         removeCountriesConfiguration: []
         taxCalculationStrategy:${taxCalculationStrategy}
         updateCountriesConfiguration: []
diff --git a/cypress/support/api/utils/taxesUtils.js b/cypress/support/api/utils/taxesUtils.js
index 9ba0bf740..2f991ae8c 100644
--- a/cypress/support/api/utils/taxesUtils.js
+++ b/cypress/support/api/utils/taxesUtils.js
@@ -5,9 +5,10 @@ import {
 } from "../requests/Taxes";
 
 export function updateTaxConfigurationForChannel({
-  channelSlug,
+  channelSlug = "default-channel",
   chargeTaxes = true,
   taxCalculationStrategy = "FLAT_RATES",
+  pricesEnteredWithTax = "false",
 }) {
   getTaxConfigurationList().then(taxConfigurationList => {
     const taxConfigurationForChannel = taxConfigurationList.find(
@@ -17,6 +18,7 @@ export function updateTaxConfigurationForChannel({
       id: taxConfigurationForChannel.node.id,
       chargeTaxes,
       taxCalculationStrategy,
+      pricesEnteredWithTax,
     });
   });
 }
diff --git a/cypress/support/pages/catalog/products/VariantsPage.js b/cypress/support/pages/catalog/products/VariantsPage.js
index 3672a2205..87f8d1bab 100644
--- a/cypress/support/pages/catalog/products/VariantsPage.js
+++ b/cypress/support/pages/catalog/products/VariantsPage.js
@@ -32,12 +32,9 @@ export function createVariant({
     price,
     variantName,
   });
-  cy.addAliasToGraphRequest("WarehouseList")
-    .get(VARIANTS_SELECTORS.saveButton)
+  cy.get(VARIANTS_SELECTORS.saveButton)
     .click()
-    .wait("@WarehouseList")
     .get(VARIANTS_SELECTORS.skuTextField)
-    .find("input")
     .and("be.enabled")
     .get(BUTTON_SELECTORS.back)
     .click()
@@ -58,9 +55,7 @@ export function fillUpGeneralVariantInputs({
       force: true,
     });
   } else {
-    cy.get(VARIANTS_SELECTORS.warehouseOption)
-      .first()
-      .click({ force: true });
+    cy.get(VARIANTS_SELECTORS.warehouseOption).first().click({ force: true });
   }
   cy.get(VARIANTS_SELECTORS.stockInput).type(quantity);
 }
diff --git a/cypress/support/pages/discounts/salesPage.js b/cypress/support/pages/discounts/salesPage.js
index 4d09d9f64..b1b66ef51 100644
--- a/cypress/support/pages/discounts/salesPage.js
+++ b/cypress/support/pages/discounts/salesPage.js
@@ -84,6 +84,7 @@ export function createSaleWithNewProduct({
   price,
   discountOption,
   discountValue,
+  taxClassId,
 }) {
   return createProductInChannel({
     name,
@@ -93,6 +94,7 @@ export function createSaleWithNewProduct({
     attributeId,
     categoryId,
     price,
+    taxClassId,
   }).then(({ product: productResp }) => {
     const product = productResp;
     /* Uncomment after fixing SALEOR-3367 bug