diff --git a/igniter/bootstrap_repos.py b/igniter/bootstrap_repos.py
index 5c51bbe1e0..3e76f1e3e8 100644
--- a/igniter/bootstrap_repos.py
+++ b/igniter/bootstrap_repos.py
@@ -9,6 +9,7 @@ import tempfile
 from typing import Union, Callable, Dict
 from zipfile import ZipFile
 from pathlib import Path
+from speedcopy import copyfile
 
 from appdirs import user_data_dir
 from pype.version import __version__
@@ -85,6 +86,11 @@ class BootstrapRepos:
     def install_live_repos(self, repo_dir: Path = None) -> Union[Path, None]:
         """Copy zip created from Pype repositories to user data dir.
 
+        This detect Pype version either in local "live" Pype repository
+        or in user provided path. Then it will zip in in temporary directory
+        and finally it will move it to destination which is user data
+        directory. Existing files will be replaced.
+
         Args:
             repo_dir (Path, optional): Path to Pype repository.
 
@@ -92,6 +98,9 @@ class BootstrapRepos:
             Path: path of installed repository file.
 
         """
+        # if repo dir is not set, we detect local "live" Pype repository
+        # version and use it as a source. Otherwise repo_dir is user
+        # entered location.
         if not repo_dir:
             version = self.get_local_version()
             repo_dir = self.live_repo_dir
@@ -99,10 +108,10 @@ class BootstrapRepos:
             version = self.get_version(repo_dir)
 
         # create destination directory
-        try:
-            os.makedirs(self.data_dir)
-        except OSError:
-            self._log.error("directory already exists")
+        if not self.data_dir.exists():
+            self.data_dir.mkdir(parents=True)
+
+        # create zip inside temporary directory.
         with tempfile.TemporaryDirectory() as temp_dir:
             temp_zip = \
                 Path(temp_dir) / f"pype-repositories-v{version}.zip"
@@ -214,7 +223,8 @@ class BootstrapRepos:
 
         os.environ["PYTHONPATH"] = os.pathsep.join(paths)
 
-    def find_pype(self) -> Union[Dict[str, Path], None]:
+    def find_pype(
+            self, pype_path: Path = None) -> Union[Dict[str, Path], None]:
         """Get ordered dict of detected Pype version.
 
         Resolution order for Pype is following:
@@ -223,6 +233,9 @@ class BootstrapRepos:
             2) We try to find ``pypePath`` in registry setting
             3) We use user data directory
 
+        Args:
+            pype_path (Path, optional): Try to find Pype on the given path.
+
         Returns:
             dict of Path: Dictionary of detected Pype version.
                  Key is version, value is path to zip file.
@@ -244,6 +257,10 @@ class BootstrapRepos:
                 # nothing found in registry, we'll use data dir
                 pass
 
+        # if we have pyp_path specified, search only there.
+        if pype_path:
+            dir_to_search = pype_path
+
         # pype installation dir doesn't exists
         if not dir_to_search.exists():
             return None
@@ -275,7 +292,7 @@ class BootstrapRepos:
             None: if not.
 
         """
-        os.environ["AVALON_MONGO"] = mongo_url
+        os.environ["PYPE_MONGO"] = mongo_url
         env = load_environments()
         if not env.get("PYPE_PATH"):
             return None
@@ -299,19 +316,59 @@ class BootstrapRepos:
 
         """
         pype_path = None
+        # try to get pype path from mongo.
         if location.startswith("mongodb"):
             pype_path = self._get_pype_from_mongo(location)
             if not pype_path:
                 self._log.error("cannot find PYPE_PATH in settings.")
                 return None
 
+        # if not successful, consider location to be fs path.
         if not pype_path:
             pype_path = Path(location)
 
+        # test if this path does exist.
         if not pype_path.exists():
             self._log.error(f"{pype_path} doesn't exists.")
             return None
 
+        # find pype zip files in location. In that location, there can be
+        # either "live" Pype repository, or multiple zip files.
+        versions = self.find_pype(pype_path)
+        if versions:
+            latest_version = (
+                list(versions.keys())[-1], list(versions.values())[-1])
+            self._log.info(f"found Pype zips in [ {pype_path} ].")
+            self._log.info(f"latest version found is [ {latest_version[0]} ]")
+
+            destination = self.data_dir / latest_version[1].name
+
+            # test if destination file already exist, if so lets delete it.
+            # we consider path on location as authoritative place.
+            if destination.exists():
+                try:
+                    destination.unlink()
+                except OSError:
+                    self._log.error(
+                        f"cannot remove already existing {destination}",
+                        exc_info=True)
+                    return None
+
+            # create destination parent directories even if they don't exist.
+            if not destination.parent.exists():
+                destination.parent.mkdir(parents=True)
+
+            try:
+                copyfile(latest_version[1].as_posix(), destination.as_posix())
+            except OSError:
+                self._log.error(
+                    "cannot copy detected version to user data directory",
+                    exc_info=True)
+                return None
+            return destination
+
+        # if we got here, it means that location is "live" Pype repository.
+        # we'll create zip from it and move it to user data dir.
         repo_file = self.install_live_repos(pype_path)
         if not repo_file.exists():
             self._log.error(f"installing zip {repo_file} failed.")
diff --git a/igniter/install_dialog.py b/igniter/install_dialog.py
index fa79eba871..762e1c2fa1 100644
--- a/igniter/install_dialog.py
+++ b/igniter/install_dialog.py
@@ -7,7 +7,7 @@ from Qt import QtCore, QtGui, QtWidgets
 from Qt.QtGui import QValidator
 
 from .install_thread import InstallThread
-from .tools import validate_path_string
+from .tools import validate_path_string, validate_mongo_connection
 
 
 class InstallDialog(QtWidgets.QDialog):
@@ -152,8 +152,27 @@ class InstallDialog(QtWidgets.QDialog):
             def get_mongo_url(self):
                 return self._mongo_url
 
+            def set_valid(self):
+                self._mongo_input.setStyleSheet(
+                    """
+                    background-color: rgb(19, 19, 19);
+                    color: rgb(64, 230, 132);
+                    padding: 0.5em;
+                    border: 1px solid rgb(32, 64, 32);
+                    """
+                )
+
+            def set_invalid(self):
+                self._mongo_input.setStyleSheet(
+                    """
+                    background-color: rgb(32, 19, 19);
+                    color: rgb(255, 69, 0);
+                    padding: 0.5em;
+                    border: 1px solid rgb(32, 64, 32);
+                    """
+                )
+
         self._mongo = MongoWidget(self)
-        self._mongo.hide()
 
         # Bottom button bar
         # --------------------------------------------------------------------
@@ -321,10 +340,19 @@ class InstallDialog(QtWidgets.QDialog):
                 border: 1px solid rgb(32, 64, 32);
                 """
             )
+        if not self._path or not self._path.startswith("mongodb"):
+            valid, reason = validate_mongo_connection(
+                self._mongo.get_mongo_url()
+            )
+            if not valid:
+                self._mongo.set_invalid()
+                self._update_console(f"!!! {reason}", True)
+                return
+            else:
+                self._mongo.set_valid()
 
         self._disable_buttons()
         self._install_thread = InstallThread(self)
-        self._install_thread.ask_for_mongo.connect(self._show_mongo)
         self._install_thread.message.connect(self._update_console)
         self._install_thread.progress.connect(self._update_progress)
         self._install_thread.finished.connect(self._enable_buttons)
@@ -338,9 +366,6 @@ class InstallDialog(QtWidgets.QDialog):
     def _on_exit_clicked(self):
         self.close()
 
-    def _show_mongo(self):
-        self._update_console("mongo showed")
-
     def _path_changed(self, path: str) -> str:
         """Set path."""
         self._path = path
diff --git a/igniter/install_thread.py b/igniter/install_thread.py
index 5ef976a8a4..8b2641e33a 100644
--- a/igniter/install_thread.py
+++ b/igniter/install_thread.py
@@ -2,7 +2,8 @@
 """Working thread for installer."""
 import os
 from Qt.QtCore import QThread, Signal
-from igniter.tools import load_environments
+
+from speedcopy import copyfile
 
 from .bootstrap_repos import BootstrapRepos
 from .tools import validate_mongo_connection
@@ -33,7 +34,15 @@ class InstallThread(QThread):
         QThread.__init__(self, parent)
 
     def run(self):
+        """Thread entry point.
+
+        Using :class:`BootstrapRepos` to either install Pype as zip files
+        or copy them from location specified by user or retrieved from
+        database.
+
+        """
         self.message.emit("Installing Pype ...", False)
+
         # find local version of Pype
         bs = BootstrapRepos(progress_callback=self.set_progress)
         local_version = bs.get_local_version()
@@ -42,7 +51,24 @@ class InstallThread(QThread):
         # zip content of `repos`, copy it to user data dir and append
         # version to it.
         if not self._path:
-            self.ask_for_mongo.emit(True)
+            # user did not entered url
+            if not self._mongo:
+                # it not set in environment
+                if not os.getenv("PYPE_MONGO"):
+                    # try to get it from settings registry
+                    try:
+                        self._mongo = bs.registry.get_secure_item("pypeMongo")
+                    except ValueError:
+                        self.message.emit(
+                            "!!! We need MongoDB URL to proceed.", True)
+                        return
+                else:
+                    self._mongo = os.getenv("PYPE_MONGO")
+            else:
+                bs.registry.set_secure_item("pypeMongo", self._mongo)
+
+            os.environ["PYPE_MONGO"] = self._mongo
+
             self.message.emit(
                 f"We will use local Pype version {local_version}", False)
             repo_file = bs.install_live_repos()
@@ -52,13 +78,15 @@ class InstallThread(QThread):
                 return
             self.message.emit(f"installed as {repo_file}", False)
         else:
+            # if we have mongo connection string, validate it, set it to
+            # user settings and get PYPE_PATH from there.
             if self._mongo:
                 if not validate_mongo_connection(self._mongo):
                     self.message.emit(
                         f"!!! invalid mongo url {self._mongo}", True)
                     return
-                bs.registry.set_secure_item("avalonMongo", self._mongo)
-                os.environ["AVALON_MONGO"] = self._mongo
+                bs.registry.set_secure_item("pypeMongo", self._mongo)
+                os.environ["PYPE_MONGO"] = self._mongo
 
             repo_file = bs.process_entered_location(self._path)
 
@@ -72,5 +100,5 @@ class InstallThread(QThread):
     def set_mongo(self, mongo: str) -> None:
         self._mongo = mongo
 
-    def set_progress(self, progress: int):
+    def set_progress(self, progress: int) -> None:
         self.progress.emit(progress)
diff --git a/igniter/tools.py b/igniter/tools.py
index 6f5907861b..ba67ad4f8c 100644
--- a/igniter/tools.py
+++ b/igniter/tools.py
@@ -61,13 +61,15 @@ def validate_path_string(path: str) -> (bool, str):
             the reason why it failed.
 
     """
+    if not path:
+        return True, "Empty string"
     parsed = urlparse(path)
     if parsed.scheme == "mongodb":
         return validate_mongo_connection(path)
     # test for uuid
     try:
         uuid.UUID(path)
-    except ValueError:
+    except (ValueError, TypeError):
         # not uuid
         if not os.path.exists(path):
             return False, "Path doesn't exist or invalid token"
diff --git a/pype.py b/pype.py
index 435c7b6467..b28e54ff16 100644
--- a/pype.py
+++ b/pype.py
@@ -86,16 +86,21 @@ def boot():
             use_version = m.group('version')
             break
 
-    if not os.getenv("AVALON_MONGO"):
+    if not os.getenv("PYPE_MONGO"):
         try:
-            avalon_mongo = bootstrap.registry.get_secure_item("avalonMongo")
+            pype_mongo = bootstrap.registry.get_secure_item("pypeMongo")
         except ValueError:
             print("*** No DB connection string specified.")
+            print("--- launching setup UI ...")
             import igniter
             igniter.run()
-            set_environments()
+            return
         else:
-            os.environ["AVALON_MONGO"] = avalon_mongo
+            os.environ["PYPE_MONGO"] = pype_mongo
+
+    # FIXME (antirotor): we need to set those in different way
+    if not os.getenv("AVALON_MONGO"):
+        os.environ["AVALON_MONGO"] = os.environ["PYPE_MONGO"]
 
     if getattr(sys, 'frozen', False):
         if not pype_versions:
@@ -118,6 +123,13 @@ def boot():
     else:
         # run through repos and add them to sys.path and PYTHONPATH
         pype_root = os.path.dirname(os.path.realpath(__file__))
+        local_version = bootstrap.get_local_version()
+        if use_version and use_version != local_version:
+            if use_version in pype_versions.keys():
+                # use specified
+                bootstrap.add_paths_from_archive(pype_versions[use_version])
+                use_version = pype_versions[use_version]
+
         os.environ["PYPE_ROOT"] = pype_root
         repos = os.listdir(os.path.join(pype_root, "repos"))
         repos = [os.path.join(pype_root, "repos", repo) for repo in repos]
diff --git a/pype/lib/user_settings.py b/pype/lib/user_settings.py
index d1cb12e8f1..216ebf0d77 100644
--- a/pype/lib/user_settings.py
+++ b/pype/lib/user_settings.py
@@ -321,7 +321,8 @@ class JSONSettingRegistry(ASettingRegistry):
             "registry": {}
         }
 
-        self._registry_file.parent.mkdir(parents=True)
+        if not self._registry_file.parent.exists():
+            self._registry_file.parent.mkdir(parents=True)
         if not os.path.exists(self._registry_file):
             with open(self._registry_file, mode="w") as cfg:
                 json.dump(header, cfg, indent=4)
diff --git a/pype/pype_commands.py b/pype/pype_commands.py
index 2ae8c00bbb..e3c3b42779 100644
--- a/pype/pype_commands.py
+++ b/pype/pype_commands.py
@@ -1,5 +1,12 @@
 # -*- coding: utf-8 -*-
 """Implementation of Pype commands."""
+import os
+import sys
+import subprocess
+from pathlib import Path
+
+from pype.lib import execute
+from pype.lib import PypeLogger as Logger
 
 
 class PypeCommands:
@@ -7,9 +14,43 @@ class PypeCommands:
 
     Most of its methods are called by :mod:`cli` module.
     """
+    @staticmethod
+    def launch_tray(debug):
+        if debug:
+            execute([
+                sys.executable,
+                "-m",
+                "pype.tools.tray"
+            ])
+            return
+
+        detached_process = 0x00000008  # noqa: N806
+
+        args = [sys.executable, "-m", "pype.tools.tray"]
+        if sys.platform.startswith('linux'):
+            subprocess.Popen(
+                args,
+                universal_newlines=True,
+                bufsize=1,
+                env=os.environ,
+                stdout=None,
+                stderr=None,
+                preexec_fn=os.setpgrp
+            )
+
+        if sys.platform == 'win32':
+            args = ["pythonw", "-m", "pype.tools.tray"]
+            subprocess.Popen(
+                args,
+                universal_newlines=True,
+                bufsize=1,
+                cwd=None,
+                env=os.environ,
+                stdout=open(Logger.get_file_path(), 'w+'),
+                stderr=subprocess.STDOUT,
+                creationflags=detached_process
+            )
 
-    def launch_tray(self, debug):
-        pass
 
     def launch_eventservercli(self, args):
         pass
diff --git a/tests/igniter/test_bootstrap_repos.py b/tests/igniter/test_bootstrap_repos.py
index a97aa21538..7f343b1023 100644
--- a/tests/igniter/test_bootstrap_repos.py
+++ b/tests/igniter/test_bootstrap_repos.py
@@ -118,3 +118,9 @@ def test_find_pype(fix_bootstrap, tmp_path_factory, monkeypatch, printer):
     assert list(result.values())[-1] == Path(
         r_path / test_versions_2[0]
     ), "not a latest version of Pype 2"
+
+    result = fix_bootstrap.find_pype(e_path)
+    assert result is not None, "no Pype version found"
+    assert list(result.values())[-1] == Path(
+        e_path / test_versions_1[1]
+    ), "not a latest version of Pype 1"