diff --git a/app/libcryfs b/app/libcryfs
index c0af6c0..267fb40 160000
--- a/app/libcryfs
+++ b/app/libcryfs
@@ -1 +1 @@
-Subproject commit c0af6c0bc2045bb53f65fde02d192d5aca436eae
+Subproject commit 267fb40fe77e5ef079759bebd395c7a92ef072d2
diff --git a/app/src/main/java/sushi/hardcore/droidfs/MainActivity.kt b/app/src/main/java/sushi/hardcore/droidfs/MainActivity.kt
index 4d679f0..05f91ca 100644
--- a/app/src/main/java/sushi/hardcore/droidfs/MainActivity.kt
+++ b/app/src/main/java/sushi/hardcore/droidfs/MainActivity.kt
@@ -429,7 +429,7 @@ class MainActivity : BaseActivity(), VolumeAdapter.Listener {
             val dstPath = File(srcPath.parent, newName).canonicalFile
             val newDBName: String
             val success = if (volume.isHidden) {
-                if (newName.contains("/")) {
+                if (newName.contains(PathUtils.SEPARATOR)) {
                     Toast.makeText(this, R.string.error_slash_in_name, Toast.LENGTH_SHORT).show()
                     renameVolume(volume, position)
                     return@EditTextDialog
@@ -528,7 +528,7 @@ class MainActivity : BaseActivity(), VolumeAdapter.Listener {
         openVolumeWithPassword(
             volume,
             position,
-            WidgetUtil.editTextContentEncode(dialogBinding.editPassword),
+            WidgetUtil.encodeEditTextContent(dialogBinding.editPassword),
             dialogBinding.checkboxSavePassword.isChecked,
         )
     }
diff --git a/app/src/main/java/sushi/hardcore/droidfs/VolumeDatabase.kt b/app/src/main/java/sushi/hardcore/droidfs/VolumeDatabase.kt
index 0948c8d..1c57388 100644
--- a/app/src/main/java/sushi/hardcore/droidfs/VolumeDatabase.kt
+++ b/app/src/main/java/sushi/hardcore/droidfs/VolumeDatabase.kt
@@ -104,17 +104,11 @@ class VolumeDatabase(private val context: Context): SQLiteOpenHelper(context, Co
         val list: MutableList<SavedVolume> = ArrayList()
         val cursor = readableDatabase.rawQuery("SELECT * FROM $TABLE_NAME", null)
         while (cursor.moveToNext()){
-            val typeColumnIndex = cursor.getColumnIndex(COLUMN_TYPE)
-            val volumeType = if (typeColumnIndex == -1) {
-                EncryptedVolume.GOCRYPTFS_VOLUME_TYPE
-            } else {
-                cursor.getBlob(typeColumnIndex)[0]
-            }
             list.add(
                 SavedVolume(
                     cursor.getString(cursor.getColumnIndexOrThrow(COLUMN_NAME)),
                     cursor.getShort(cursor.getColumnIndexOrThrow(COLUMN_HIDDEN)) == 1.toShort(),
-                    volumeType,
+                    cursor.getBlob(cursor.getColumnIndexOrThrow(COLUMN_TYPE))[0],
                     cursor.getBlob(cursor.getColumnIndexOrThrow(COLUMN_HASH)),
                     cursor.getBlob(cursor.getColumnIndexOrThrow(COLUMN_IV))
                 )
diff --git a/app/src/main/java/sushi/hardcore/droidfs/add_volume/CreateVolumeFragment.kt b/app/src/main/java/sushi/hardcore/droidfs/add_volume/CreateVolumeFragment.kt
index 279581e..4c53870 100644
--- a/app/src/main/java/sushi/hardcore/droidfs/add_volume/CreateVolumeFragment.kt
+++ b/app/src/main/java/sushi/hardcore/droidfs/add_volume/CreateVolumeFragment.kt
@@ -159,8 +159,8 @@ class CreateVolumeFragment: Fragment() {
     }
 
     private fun createVolume() {
-        val password = WidgetUtil.editTextContentEncode(binding.editPassword)
-        val passwordConfirm = WidgetUtil.editTextContentEncode(binding.editPasswordConfirm)
+        val password = WidgetUtil.encodeEditTextContent(binding.editPassword)
+        val passwordConfirm = WidgetUtil.encodeEditTextContent(binding.editPasswordConfirm)
         if (!password.contentEquals(passwordConfirm)) {
             Toast.makeText(requireContext(), R.string.passwords_mismatch, Toast.LENGTH_SHORT).show()
             Arrays.fill(password, 0)
diff --git a/app/src/main/java/sushi/hardcore/droidfs/add_volume/SelectPathFragment.kt b/app/src/main/java/sushi/hardcore/droidfs/add_volume/SelectPathFragment.kt
index 7423c4c..f27ef24 100644
--- a/app/src/main/java/sushi/hardcore/droidfs/add_volume/SelectPathFragment.kt
+++ b/app/src/main/java/sushi/hardcore/droidfs/add_volume/SelectPathFragment.kt
@@ -190,7 +190,7 @@ class SelectPathFragment: Fragment() {
                 if (isHidden) R.string.enter_volume_name else R.string.enter_volume_path,
                 Toast.LENGTH_SHORT
             ).show()
-        } else if (isHidden && currentVolumeValue.contains("/")) {
+        } else if (isHidden && currentVolumeValue.contains(PathUtils.SEPARATOR)) {
             Toast.makeText(requireContext(), R.string.error_slash_in_name, Toast.LENGTH_SHORT).show()
         } else {
             val volumePath = getCurrentVolumePath()
diff --git a/app/src/main/java/sushi/hardcore/droidfs/explorers/BaseExplorerActivity.kt b/app/src/main/java/sushi/hardcore/droidfs/explorers/BaseExplorerActivity.kt
index f017c46..ad5e057 100644
--- a/app/src/main/java/sushi/hardcore/droidfs/explorers/BaseExplorerActivity.kt
+++ b/app/src/main/java/sushi/hardcore/droidfs/explorers/BaseExplorerActivity.kt
@@ -7,7 +7,6 @@ import android.content.ServiceConnection
 import android.net.Uri
 import android.os.Bundle
 import android.os.IBinder
-import android.util.Log
 import android.view.Menu
 import android.view.MenuItem
 import android.view.View
@@ -403,7 +402,13 @@ open class BaseExplorerActivity : BaseActivity(), ExplorerElementAdapter.Listene
             if (!ready){
                 CustomAlertDialogBuilder(this, themeValue)
                     .setTitle(R.string.warning)
-                    .setMessage(getString(if (items[i].isDirectory){R.string.dir_overwrite_question} else {R.string.file_overwrite_question}, testDstPath))
+                    .setMessage(getString(
+                        if (items[i].isDirectory) {
+                            R.string.dir_overwrite_question
+                        } else {
+                            R.string.file_overwrite_question
+                        }, testDstPath
+                    ))
                     .setPositiveButton(R.string.yes) {_, _ ->
                         items[i].dstPath = testDstPath
                         items[i].overwriteConfirmed = true
@@ -588,7 +593,7 @@ open class BaseExplorerActivity : BaseActivity(), ExplorerElementAdapter.Listene
     }
 
     protected open fun closeVolumeOnDestroy() {
-        if (!encryptedVolume.isClosed()){
+        if (!encryptedVolume.isClosed()) {
             encryptedVolume.close()
         }
         RestrictedFileProvider.wipeAll(this) //additional security
@@ -617,7 +622,7 @@ open class BaseExplorerActivity : BaseActivity(), ExplorerElementAdapter.Listene
         if (isCreating){
             isCreating = false
         } else {
-            if (encryptedVolume.isClosed()){
+            if (encryptedVolume.isClosed()) {
                 finish()
             } else {
                 isStartingActivity = false
diff --git a/app/src/main/java/sushi/hardcore/droidfs/explorers/ExplorerActivity.kt b/app/src/main/java/sushi/hardcore/droidfs/explorers/ExplorerActivity.kt
index ef0fc29..4175798 100644
--- a/app/src/main/java/sushi/hardcore/droidfs/explorers/ExplorerActivity.kt
+++ b/app/src/main/java/sushi/hardcore/droidfs/explorers/ExplorerActivity.kt
@@ -115,7 +115,7 @@ class ExplorerActivity : BaseExplorerActivity() {
     private val pickImportDirectory = registerForActivityResult(ActivityResultContracts.OpenDocumentTree()) { rootUri ->
         rootUri?.let {
             val tree = DocumentFile.fromTreeUri(this, it)!! //non-null after Lollipop
-            val operation = OperationFile(PathUtils.pathJoin(tree.name!!, currentDirectoryPath), Stat.S_IFDIR)
+            val operation = OperationFile(PathUtils.pathJoin(currentDirectoryPath, tree.name!!), Stat.S_IFDIR)
             checkPathOverwrite(arrayListOf(operation), currentDirectoryPath) { checkedOperation ->
                 checkedOperation?.let {
                     lifecycleScope.launch {
@@ -170,7 +170,7 @@ class ExplorerActivity : BaseExplorerActivity() {
         setContentView(binding.root)
         binding.fab.setOnClickListener {
             if (currentItemAction != ItemsActions.NONE){
-                //openDialogCreateFolder()
+                openDialogCreateFolder()
             } else {
                 val adapter = IconTextDialogAdapter(this)
                 adapter.items = listOf(
diff --git a/app/src/main/java/sushi/hardcore/droidfs/file_viewers/ImageViewer.kt b/app/src/main/java/sushi/hardcore/droidfs/file_viewers/ImageViewer.kt
index 2dfce6f..b71c18c 100644
--- a/app/src/main/java/sushi/hardcore/droidfs/file_viewers/ImageViewer.kt
+++ b/app/src/main/java/sushi/hardcore/droidfs/file_viewers/ImageViewer.kt
@@ -275,7 +275,7 @@ class ImageViewer: FileViewerActivity() {
                                     Bitmap.CompressFormat.JPEG
                                 }, 100, outputStream) == true
                         ){
-                            if (encryptedVolume.importFile(ByteArrayInputStream(outputStream.toByteArray()), filePath)){
+                            if (encryptedVolume.importFile(ByteArrayInputStream(outputStream.toByteArray()), filePath)) {
                                 Toast.makeText(this, R.string.image_saved_successfully, Toast.LENGTH_SHORT).show()
                                 callback()
                             } else {
diff --git a/app/src/main/java/sushi/hardcore/droidfs/filesystems/EncryptedVolume.kt b/app/src/main/java/sushi/hardcore/droidfs/filesystems/EncryptedVolume.kt
index 0ea6465..9895fef 100644
--- a/app/src/main/java/sushi/hardcore/droidfs/filesystems/EncryptedVolume.kt
+++ b/app/src/main/java/sushi/hardcore/droidfs/filesystems/EncryptedVolume.kt
@@ -81,7 +81,7 @@ abstract class EncryptedVolume: Parcelable {
         var offset: Long = 0
         val ioBuffer = ByteArray(ConstValues.IO_BUFF_SIZE)
         var length: Int
-        while (read(fileHandle, ioBuffer, offset).also { length = it } > 0){
+        while (read(fileHandle, ioBuffer, offset).also { length = it } > 0) {
             os.write(ioBuffer, 0, length)
             offset += length.toLong()
         }
@@ -105,7 +105,7 @@ abstract class EncryptedVolume: Parcelable {
 
     fun exportFile(context: Context, src_path: String, output_path: Uri): Boolean {
         val os = context.contentResolver.openOutputStream(output_path)
-        if (os != null){
+        if (os != null) {
             return exportFile(src_path, os)
         }
         return false
@@ -137,7 +137,7 @@ abstract class EncryptedVolume: Parcelable {
 
     fun importFile(context: Context, src_uri: Uri, dst_path: String): Boolean {
         val inputStream = context.contentResolver.openInputStream(src_uri)
-        if (inputStream != null){
+        if (inputStream != null) {
             return importFile(inputStream, dst_path)
         }
         return false
diff --git a/app/src/main/java/sushi/hardcore/droidfs/util/PathUtils.kt b/app/src/main/java/sushi/hardcore/droidfs/util/PathUtils.kt
index edabb98..c272167 100644
--- a/app/src/main/java/sushi/hardcore/droidfs/util/PathUtils.kt
+++ b/app/src/main/java/sushi/hardcore/droidfs/util/PathUtils.kt
@@ -6,7 +6,6 @@ import android.net.Uri
 import android.os.storage.StorageManager
 import android.provider.DocumentsContract
 import android.provider.OpenableColumns
-import android.util.Log
 import androidx.activity.result.ActivityResultLauncher
 import androidx.core.content.ContextCompat
 import sushi.hardcore.droidfs.R
@@ -18,20 +17,18 @@ import kotlin.math.max
 import kotlin.math.pow
 
 object PathUtils {
+    const val SEPARATOR = '/'
+
     fun getParentPath(path: String): String {
-        return if (path.endsWith("/")) {
-            val a = path.substring(0, max(1, path.length - 1))
-            if (a.count { it == '/' } == 1) {
-                "/"
-            } else {
-                a.substring(0, a.lastIndexOf("/"))
-            }
+        val strippedPath = if (path.endsWith(SEPARATOR)) {
+            path.substring(0, max(1, path.length - 1))
         } else {
-            if (path.count { it == '/' } <= 1) {
-                "/"
-            } else {
-                path.substring(0, path.lastIndexOf("/"))
-            }
+            path
+        }
+        return if (strippedPath.count { it == SEPARATOR } <= 1) {
+            SEPARATOR.toString()
+        } else {
+            strippedPath.substring(0, strippedPath.lastIndexOf(SEPARATOR))
         }
     }
 
@@ -39,17 +36,17 @@ object PathUtils {
         val result = StringBuilder()
         for (element in strings) {
             if (element.isNotEmpty()) {
-                result.append(element)
-                if (!element.endsWith("/")) {
-                    result.append("/")
+                if (!element.startsWith(SEPARATOR) && result.last() != SEPARATOR) {
+                    result.append(SEPARATOR)
                 }
+                result.append(element)
             }
         }
-        return result.substring(0, result.length - 1)
+        return result.toString()
     }
 
     fun getRelativePath(parentPath: String, childPath: String): String {
-        return childPath.substring(parentPath.length + if (parentPath.endsWith("/")) {
+        return childPath.substring(parentPath.length + if (parentPath.endsWith(SEPARATOR)) {
             0
         } else {
             1
@@ -75,7 +72,7 @@ object PathUtils {
         if (result == null) {
             result = uri.path
             result?.let {
-                val cut = it.lastIndexOf('/')
+                val cut = it.lastIndexOf(SEPARATOR)
                 if (cut != -1) {
                     result = it.substring(cut + 1)
                 }
diff --git a/app/src/main/java/sushi/hardcore/droidfs/util/WidgetUtil.kt b/app/src/main/java/sushi/hardcore/droidfs/util/WidgetUtil.kt
index ea37e01..910ff58 100644
--- a/app/src/main/java/sushi/hardcore/droidfs/util/WidgetUtil.kt
+++ b/app/src/main/java/sushi/hardcore/droidfs/util/WidgetUtil.kt
@@ -6,7 +6,7 @@ import java.nio.charset.StandardCharsets
 import java.util.*
 
 object WidgetUtil {
-    fun editTextContentEncode(editText: EditText): ByteArray {
+    fun encodeEditTextContent(editText: EditText): ByteArray {
         val charArray = CharArray(editText.text.length)
         editText.text.getChars(0, editText.text.length, charArray, 0)
         val byteArray = StandardCharsets.UTF_8.encode(
diff --git a/app/src/main/native/gocryptfs_jni.c b/app/src/main/native/gocryptfs_jni.c
index 0dc3113..e5dfd3e 100644
--- a/app/src/main/native/gocryptfs_jni.c
+++ b/app/src/main/native/gocryptfs_jni.c
@@ -257,7 +257,7 @@ Java_sushi_hardcore_droidfs_filesystems_GocryptfsVolume_native_1list_1dir(JNIEnv
         elementList = (*env)->NewObject(env, arrayList, arrayListInit, elements.r2);
 
         unsigned int c = 0;
-        for (unsigned int i=0; i<elements.r2; ++i){
+        for (unsigned int i=0; i<elements.r2; ++i) {
             const char* name = &(elements.r0[c]);
             size_t nameLen = strlen(name);