diff --git a/.env.example b/.env.example
index a9211ce..a838db3 100644
--- a/.env.example
+++ b/.env.example
@@ -10,7 +10,8 @@ BASE_PATH=/
 
 VITE_HIDE_CREDITS=false
 VITE_DEFAULT_PRESET=plain
+VITE_DEFAULT_DATA_TO_ENCODE=
 VITE_QR_CODE_PRESETS=
 VITE_FRAME_PRESET=
 VITE_FRAME_PRESETS=
-VITE_DISABLE_LOCAL_STORAGE=false
\ No newline at end of file
+VITE_DISABLE_LOCAL_STORAGE=false
diff --git a/README.md b/README.md
index b290d55..e96490d 100644
--- a/README.md
+++ b/README.md
@@ -140,15 +140,16 @@ docker run -d -p 8081:8080 mini-qr
 
 #### Environment Variables
 
-| Variable                     | Description                                                                        | Default   |
-| ---------------------------- | ---------------------------------------------------------------------------------- | --------- |
-| `BASE_PATH`                  | Base path for deployment                                                           | `/`       |
-| `VITE_HIDE_CREDITS`          | Set to `"true"` to hide credits in the footer                                      | `"false"` |
-| `VITE_DEFAULT_PRESET`        | Name of the default QR code preset to load (e.g., `"lyqht"`)                       | `""`      |
-| `VITE_QR_CODE_PRESETS`       | JSON string defining custom QR code presets. E.g., `'[{"name":"c1","data":"hi"}]'` | `"[]"`    |
-| `VITE_FRAME_PRESET`          | Name of the default frame preset to load (e.g., `"default"`)                       | `""`      |
-| `VITE_FRAME_PRESETS`         | JSON string defining custom frame presets. E.g., `'[{"name":"fA","text":"QR"}]'`   | `"[]"`    |
-| `VITE_DISABLE_LOCAL_STORAGE` | Set to `"true"` to disable loading saved settings from local storage on startup    | `"false"` |
+| Variable                      | Description                                                                        | Default   |
+| ----------------------------- | ---------------------------------------------------------------------------------- | --------- |
+| `BASE_PATH`                   | Base path for deployment                                                           | `/`       |
+| `VITE_HIDE_CREDITS`           | Set to `"true"` to hide credits in the footer                                      | `"false"` |
+| `VITE_DEFAULT_PRESET`         | Name of the default QR code preset to load (e.g., `"lyqht"`)                       | `""`      |
+| `VITE_DEFAULT_DATA_TO_ENCODE` | Default data to encode when the app first loads                                    | `""`      |
+| `VITE_QR_CODE_PRESETS`        | JSON string defining custom QR code presets. E.g., `'[{"name":"c1","data":"hi"}]'` | `"[]"`    |
+| `VITE_FRAME_PRESET`           | Name of the default frame preset to load (e.g., `"default"`)                       | `""`      |
+| `VITE_FRAME_PRESETS`          | JSON string defining custom frame presets. E.g., `'[{"name":"fA","text":"QR"}]'`   | `"[]"`    |
+| `VITE_DISABLE_LOCAL_STORAGE`  | Set to `"true"` to disable loading saved settings from local storage on startup    | `"false"` |
 
 ### Docker configuration
 
diff --git a/docker-compose.yml b/docker-compose.yml
index 968dec0..0510253 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -8,6 +8,7 @@ services:
       - VITE_HIDE_CREDITS=${HIDE_CREDITS:-false}
       - BASE_PATH=${BASE_PATH:-/}
       - VITE_DEFAULT_PRESET=${DEFAULT_PRESET:-}
+      - VITE_DEFAULT_DATA_TO_ENCODE=${DEFAULT_DATA:-}
       - VITE_QR_CODE_PRESETS=${PRESETS:-}
       - VITE_FRAME_PRESET=${FRAME_PRESET:-}
       - VITE_FRAME_PRESETS=${FRAME_PRESETS:-}
diff --git a/env.d.ts b/env.d.ts
index 45e8422..c30781d 100644
--- a/env.d.ts
+++ b/env.d.ts
@@ -4,6 +4,7 @@ interface ImportMetaEnv {
   readonly BASE_PATH?: string
   readonly VITE_HIDE_CREDITS?: string
   readonly VITE_DEFAULT_PRESET?: string
+  readonly VITE_DEFAULT_DATA_TO_ENCODE?: string
   readonly VITE_QR_CODE_PRESETS?: string
   readonly VITE_FRAME_PRESET?: string
   readonly VITE_FRAME_PRESETS?: string
diff --git a/src/components/QRCodeCreate.vue b/src/components/QRCodeCreate.vue
index 34db448..8bd7190 100644
--- a/src/components/QRCodeCreate.vue
+++ b/src/components/QRCodeCreate.vue
@@ -65,7 +65,7 @@ const { t } = useI18n()
 //#endregion
 
 //#region /* QR code style settings */
-const data = ref(props.initialData || '')
+const data = ref(props.initialData || import.meta.env.VITE_DEFAULT_DATA_TO_ENCODE || '')
 const debouncedData = ref(data.value)
 let dataDebounceTimer: ReturnType<typeof setTimeout>