diff --git a/openeo_plugin/gui/browser/OpenEOStacAssetItem.py b/openeo_plugin/gui/browser/OpenEOStacAssetItem.py
index 3dc6b323..a4c5d6e2 100644
--- a/openeo_plugin/gui/browser/OpenEOStacAssetItem.py
+++ b/openeo_plugin/gui/browser/OpenEOStacAssetItem.py
@@ -15,7 +15,7 @@
 from qgis.core import QgsCoordinateTransformContext
 from qgis.core import QgsApplication
 
-from .util import getSeparator
+from .util import getSeparator, downloadFolder
 from ...utils.filetypes import MEDIATYPES, EXTENSIONS
 from ..directory_dialog import DirectoryDialog
 from ...utils.downloadTask import DownloadAssetTask
@@ -203,8 +203,7 @@ def resolveUrl(self):
         return href
 
     def download(self):
-        path = self.downloadFolder()
-        self.queueDownloadTask(path)
+        self.queueDownloadTask(downloadFolder())
 
     def downloadAsset(self, dir=None):
         href = self.resolveUrl()
@@ -214,7 +213,7 @@ def downloadAsset(self, dir=None):
                 "Asset is missing 'href' and cannot be downloaded."
             )
 
-        dir = Path(dir) if dir else self.downloadFolder()
+        dir = Path(dir) if dir else downloadFolder()
 
         local = self.asset.get("file:local_path")
         if local:
@@ -243,11 +242,8 @@ def downloadAsset(self, dir=None):
 
         return path
 
-    def downloadFolder(self):
-        return Path.home() / "Downloads"
-
     def downloadTo(self):
-        downloadPath = self.downloadFolder()
+        downloadPath = downloadFolder()
 
         # prepare file dialog
         dlg = DirectoryDialog()
diff --git a/openeo_plugin/gui/browser/util.py b/openeo_plugin/gui/browser/util.py
index 811f1c48..08cc59b2 100644
--- a/openeo_plugin/gui/browser/util.py
+++ b/openeo_plugin/gui/browser/util.py
@@ -1,5 +1,6 @@
 import datetime
 import json
+import os
 import tempfile
 import webbrowser
 from pathlib import Path
@@ -29,14 +30,28 @@ def getSeparator(parent):
 
 
 def showLogs(logs, title):
-    showInBrowser(
-        "logFileView",
-        {
-            "logs": logs,
-            "title": title,
-            "logTimestamp": str(datetime.datetime.now()),
-        },
-    )
+    try:
+        showInBrowser(
+            "logFileView",
+            {
+                "logs": logs,
+                "title": title,
+                "logTimestamp": str(datetime.datetime.now()),
+            },
+        )
+    except Exception as e:
+        print(e)
+
+
+def getTempDir():
+    if "FLATPAK_SANDBOX_DIR" in os.environ:
+        flatpak_id = os.environ.get("FLATPAK_ID")
+        uid = os.getuid()
+        # The usual path pattern where Flatpak stores persistent data
+        path = f"/run/user/{uid}/.flatpak/{flatpak_id}/tmp"
+        return path
+    else:
+        return tempfile.gettempdir()
 
 
 def showInBrowser(file, vars):
@@ -49,9 +64,17 @@ def showInBrowser(file, vars):
             value = json.dumps(value)
         logHTML = logHTML.replace(f"<!-- {key} -->", value)
 
-    fh, path = tempfile.mkstemp(suffix=".html")
-    url = "file://" + path
-    with open(path, "w") as fp:
-        fp.write(logHTML)
+    fh, path = tempfile.mkstemp(suffix=".html", text=True)
+    with open(path, "w") as tmpfile:
+        tmpfile.write(logHTML)
+
+    rel_to_tmp = os.path.relpath(path, "/tmp")
+    path = os.path.join(getTempDir(), rel_to_tmp)
+    path = Path(path).as_uri()
+    webbrowser.open_new(path)
+
 
-    webbrowser.open_new(url)
+def downloadFolder():
+    p = Path.home() / "Downloads"
+    p.mkdir(parents=True, exist_ok=True)
+    return p