diff --git a/l10n_br_pos_cfe/static/src/js/ReceiptScreen/OrderFooterReceipt.js b/l10n_br_pos_cfe/static/src/js/ReceiptScreen/OrderFooterReceipt.js
index 077640e2c106..8396ab188dca 100644
--- a/l10n_br_pos_cfe/static/src/js/ReceiptScreen/OrderFooterReceipt.js
+++ b/l10n_br_pos_cfe/static/src/js/ReceiptScreen/OrderFooterReceipt.js
@@ -39,27 +39,16 @@ odoo.define("l10n_br_pos_cfe.OrderFooterReceipt", function (require) {
 
         async _generateQRCode() {
             const qrCode = document.getElementById("footer__qrcode");
-            new MutationObserver(this.observerCallback.bind(this)).observe(qrCode, {
-                attributes: true,
-                subtree: true,
-                attributeFilter: ["style"]
-            });
-
-            const start = Date.now();
+            this.observeElement(qrCode, this.dispatchEventAfterQrCodeDisplayed);
 
             // eslint-disable-next-line
-            await new QRCode(document.getElementById("footer__qrcode"), {
+            return await new QRCode(document.getElementById("footer__qrcode"), {
                 text: this.getTextForQRCode(),
                 width: 275,
                 height: 275,
-                colorDark: "#000000",
-                colorLight: "#ffffff",
                 // eslint-disable-next-line
                 correctLevel: QRCode.CorrectLevel.L,
             });
-            const end = Date.now();
-
-            console.log(`Gerar QR Code - Tempo de Execução: ${end - start} ms`);
         }
 
         getFormattedDocumentKey() {
@@ -102,11 +91,7 @@ odoo.define("l10n_br_pos_cfe.OrderFooterReceipt", function (require) {
 
         async _generateQRCodeCancel() {
             const qrCodeCancel = document.getElementById("footer__qrcode-cancel");
-            new MutationObserver(this.observerCallback.bind(this)).observe(qrCodeCancel, {
-                attributes: true,
-                subtree: true,
-                attributeFilter: ["style"]
-            });
+            this.observeElement(qrCodeCancel, this.dispatchEventAfterQrCodeDisplayed);
 
             // eslint-disable-next-line
             return await new QRCode(qrCodeCancel, {
@@ -143,11 +128,20 @@ odoo.define("l10n_br_pos_cfe.OrderFooterReceipt", function (require) {
             );
         }
 
-        observerCallback(mutationList, observer) {
+        observeElement(element, callback) {
+            return new MutationObserver(callback.bind(this)).observe(element, {
+                attributes: true,
+                subtree: true,
+                attributeFilter: ["style"]
+            });
+        }
+
+        dispatchEventAfterQrCodeDisplayed(mutationList, observer) {
             const self = this;
             _.each(mutationList, (mutation) => {
                 const currEl = mutation.target;
-                if (mutation.type == "attributes" &&
+                if (
+                    mutation.type == "attributes" &&
                     currEl.tagName === "IMG" &&
                     currEl.style.display === "block"
                 ) {
diff --git a/l10n_br_pos_cfe/static/src/js/ReceiptScreen/ReceiptScreen.js b/l10n_br_pos_cfe/static/src/js/ReceiptScreen/ReceiptScreen.js
index 55ba9088e998..7f419536fdc3 100644
--- a/l10n_br_pos_cfe/static/src/js/ReceiptScreen/ReceiptScreen.js
+++ b/l10n_br_pos_cfe/static/src/js/ReceiptScreen/ReceiptScreen.js
@@ -42,7 +42,9 @@ odoo.define("l10n_br_pos_cfe.ReceiptScreen", function (require) {
             }
 
             async _printReceipt() {
-                console.log("🚀 ~ file: ReceiptScreen.js:33 ~ extends ~ _printReceipt ~ this.orderReceipt.el.outerHTML: ", this.orderReceipt.el.outerHTML)
+                console.log("🚀 ~ file: ReceiptScreen.js:45 ~ extends ~ _printReceipt ~ this.orderReceipt.el.outerHTML: ", this.orderReceipt.el.outerHTML)
+                console.log("🚀 ~ file: ReceiptScreen.js:46 ~ extends ~ _printReceipt ~ receipt jquery: ", $(".pos-receipt").outerHTML);
+                console.log("🚀 ~ file: ReceiptScreen.js:47 ~ extends ~ _printReceipt ~ user agent: ", window.navigator.userAgent);
                 return await ReceiptScreen.prototype._printReceipt.call(this);
             }
         };
diff --git a/l10n_br_pos_cfe/static/src/js/fiscal_cfe.js b/l10n_br_pos_cfe/static/src/js/fiscal_cfe.js
index 71b34c099213..afa0696bfcf1 100644
--- a/l10n_br_pos_cfe/static/src/js/fiscal_cfe.js
+++ b/l10n_br_pos_cfe/static/src/js/fiscal_cfe.js
@@ -237,15 +237,9 @@ odoo.define("l10n_br_pos_cfe.FiscalDocumentCFe", function (require) {
         },
 
         send_order_job: function (order_json) {
-
-            const start = Date.now();
-            const res = this.connection.rpc("/hw_proxy/enviar_cfe_sat", {
+            return this.connection.rpc("/hw_proxy/enviar_cfe_sat", {
                 json: order_json,
             });
-            const end = Date.now();
-            console.log(`Enviar Cfe Sat - Tempo de Execução: ${end - start} ms`);
-
-            return res
         },
 
         cancel_order_job: function (order_json) {