diff --git a/patches.json b/patches.json
index 31c158e..665d3c7 100644
--- a/patches.json
+++ b/patches.json
@@ -353,5 +353,14 @@
       "css": ["patchesSettings/style.css"]
     },
     "allowedHostsCss": ["uczen.eduvulcan.pl", "dziennik-uczen.vulcan.net.pl", "wiadomosci.eduvulcan.pl", "dziennik-wiadomosci.vulcan.net.pl"]
+  }, 
+  {
+    "name": "Excuse all button",
+    "description": "Adds option to select all the attendance to excuse with one click",
+    "files": {
+        "js": ["excuseAll/index.js"],
+        "css": ["excuseAll/styles.css"]
+    },
+    "allowedHostsCss": ["uczen.eduvulcan.pl", "dziennik-uczen.vulcan.net.pl"]
   }
 ]
\ No newline at end of file
diff --git a/patches/excuseAll/index.js b/patches/excuseAll/index.js
new file mode 100644
index 0000000..f237c19
--- /dev/null
+++ b/patches/excuseAll/index.js
@@ -0,0 +1,45 @@
+const run = () => {
+    const observer = new MutationObserver(() => {
+        const modalBody = document.querySelector(".modal__horizontal__group")
+        if (!modalBody || modalBody.querySelector(".excuse-all")) return
+        
+        const element = document.createElement("label");
+        element.classList.add("excuse-all");
+        element.innerHTML = `
+            <span class="MuiButtonBase-root MuiIconButton-root c25 MuiCheckbox-root MuiCheckbox-colorSecondary simple-checkbox__box MuiIconButton-colorSecondary" aria-disabled="false">
+                <span class="MuiIconButton-label">
+                    <input class="c28" style="display: none" type="checkbox" data-indeterminate="false" aria-label="Usprawiedliw wszystko">
+                    <svg class="MuiSvgIcon-root unchecked" focusable="false" viewBox="0 0 24 24" aria-hidden="true">
+                        <path d="M19 5v14H5V5h14m0-2H5c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h14c1.1 0 2-.9 2-2V5c0-1.1-.9-2-2-2z"></path>
+                    </svg>
+                    <svg class="MuiSvgIcon-root checked" focusable="false" viewBox="0 0 24 24" aria-hidden="true">
+                        <path d="M19 3H5c-1.11 0-2 .9-2 2v14c0 1.1.89 2 2 2h14c1.11 0 2-.9 2-2V5c0-1.1-.89-2-2-2zm-9 14l-5-5 1.41-1.41L10 14.17l7.59-7.59L19 8l-9 9z"></path>
+                    </svg>
+                </span>
+                <span class="MuiTouchRipple-root"></span>
+            </span>
+            <span class="MuiTypography-root MuiFormControlLabel-label MuiTypography-body1">Usprawiedliw wszystko</span>
+        `
+        
+        element.querySelector("input").addEventListener("change", () => {
+            const isEnabled = element.querySelector("input").checked;
+            document.querySelectorAll("input[aria-label=\"Usprawiedliw\"]")
+                .forEach((i) => {
+                    if(i.checked !== isEnabled) i.click()
+                })
+        })
+        
+        modalBody.insertBefore(element, modalBody.firstChild)
+    })
+    
+    observer.observe(document.body, {
+        childList: true
+    })
+}
+
+
+window.appendModule({
+    onlyOnReloads: true,
+    run: run,
+    doesRunHere: () => window.location.href.includes("frekwencja")
+});
\ No newline at end of file
diff --git a/patches/excuseAll/styles.css b/patches/excuseAll/styles.css
new file mode 100644
index 0000000..3ec36c0
--- /dev/null
+++ b/patches/excuseAll/styles.css
@@ -0,0 +1,11 @@
+.excuse-all:has(input:checked) .unchecked {
+    display: none;
+}
+
+.excuse-all:has(input:not(:checked)) .checked {
+    display: none;
+}
+
+.excuse-all .checked {
+    fill: rgb(225, 45, 57);
+}
\ No newline at end of file