diff --git a/src/server/config.go b/src/server/config.go
index 4e6cdc7..54b9fe8 100644
--- a/src/server/config.go
+++ b/src/server/config.go
@@ -25,6 +25,7 @@ type Config struct {
 	ObservationInterval   int      `json:"observation_internal"`
 	Languages             []string `json:"languages"`
 	Language              string   `json:"language"`
+	UploadFileButton      bool     `json:"upload_file_button"`
 }
 
 func NewConfig() *Config {
@@ -69,7 +70,8 @@ func NewConfig() *Config {
 			"SQL",
 			"YAML",
 		},
-		Language: "text",
+		Language:         "text",
+		UploadFileButton: true,
 	}
 }
 
diff --git a/src/server/server.go b/src/server/server.go
index 419c553..4c21dab 100644
--- a/src/server/server.go
+++ b/src/server/server.go
@@ -186,13 +186,14 @@ func (h *GetProtectedNoteHandler) ServeHTTP(w http.ResponseWriter, r *http.Reque
 }
 
 type PageData struct {
-	Title       string
-	Version     string
-	Expirations []int
-	Languages   []string
-	Err         error
-	URL         string
-	Note        *Note
+	Title            string
+	Version          string
+	Expirations      []int
+	Languages        []string
+	Err              error
+	URL              string
+	Note             *Note
+	UploadFileButton bool
 }
 
 type HomeHandler struct {
@@ -246,7 +247,7 @@ func (h *CreateNoteWithFormHandler) ServeHTTP(w http.ResponseWriter, r *http.Req
 		}
 
 		h.logger.Debug("checking file content type")
-		if handler.Header.Get("Content-Type") != "text/plain" {
+		if !strings.HasPrefix(handler.Header.Get("Content-Type"), "text/") {
 			h.PageData.Err = fmt.Errorf("text file expected (got %s)", handler.Header.Get("Content-Type"))
 			h.Templates.ExecuteTemplate(w, templateName, h.PageData)
 			return
@@ -377,6 +378,12 @@ func (h *GetProtectedWebNoteHandler) ServeHTTP(w http.ResponseWriter, r *http.Re
 		return
 	}
 
+	if note == nil {
+		h.PageData.Err = fmt.Errorf("Note doesn't exist or has been deleted")
+		h.Templates.ExecuteTemplate(w, templateName, h.PageData)
+		return
+	}
+
 	if password != "" && note.Encrypted {
 		note.Content, err = internal.Decrypt(note.Content, password)
 		if err != nil {
@@ -426,6 +433,9 @@ func (s *Server) Start() error {
 	if s.config.ShowVersion {
 		p.Version = s.version
 	}
+	if s.config.UploadFileButton {
+		p.UploadFileButton = true
+	}
 
 	templates, err := template.New("templates").Funcs(funcs).ParseFS(templatesFS, "templates/*.html")
 	if err != nil {
diff --git a/src/server/templates/index.html b/src/server/templates/index.html
index 42faef1..c7d47e4 100644
--- a/src/server/templates/index.html
+++ b/src/server/templates/index.html
@@ -31,9 +31,11 @@
                         value="delete-after-read" name="delete-after-read">
                     <label class="col-form-label col-form-label-sm" for="delete-after-read">Delete after read</label>
                 </div>
+                {{if .UploadFileButton}}
                 <div class="col">
                     <input type="file" class="form-control" for="file" id="file" name="file" accept="text/plain" />
                 </div>
+                {{end}}
                 <div class="col">
                     <select class="form-select" aria-label="Expiration" id="expiration" name="expiration">
                         <option selected="selected" disabled>Expiration</option>