diff --git a/src/libs/utils/projectintropage.cpp b/src/libs/utils/projectintropage.cpp
index e5890ac2edf..07470ab6d2b 100644
--- a/src/libs/utils/projectintropage.cpp
+++ b/src/libs/utils/projectintropage.cpp
@@ -114,14 +114,14 @@ QString ProjectIntroPage::projectName() const
     return d->m_ui.nameLineEdit->text();
 }
 
-QString ProjectIntroPage::path() const
+FilePath ProjectIntroPage::filePath() const
 {
-    return d->m_ui.pathChooser->filePath().toString();
+    return d->m_ui.pathChooser->filePath();
 }
 
-void ProjectIntroPage::setPath(const QString &path)
+void ProjectIntroPage::setFilePath(const FilePath &path)
 {
-    d->m_ui.pathChooser->setPath(path);
+    d->m_ui.pathChooser->setFilePath(path);
 }
 
 void ProjectIntroPage::setProjectNameRegularExpression(const QRegularExpression &regEx)
@@ -178,14 +178,15 @@ bool ProjectIntroPage::validate()
     }
 
     // Check existence of the directory
-    const QFileInfo projectDirFile(path() + QLatin1Char('/')
-                                   + QDir::fromNativeSeparators(d->m_ui.nameLineEdit->text()));
-    if (!projectDirFile.exists()) { // All happy
+    const FilePath projectDir =
+        filePath().pathAppended(QDir::fromNativeSeparators(d->m_ui.nameLineEdit->text()));
+
+    if (!projectDir.exists()) { // All happy
         hideStatusLabel();
         return true;
     }
 
-    if (projectDirFile.isDir()) {
+    if (projectDir.isDir()) {
         displayStatusMessage(InfoLabel::Warning, tr("The project already exists."));
         return true;
     }
diff --git a/src/libs/utils/projectintropage.h b/src/libs/utils/projectintropage.h
index 37ea875091c..63e2f656713 100644
--- a/src/libs/utils/projectintropage.h
+++ b/src/libs/utils/projectintropage.h
@@ -26,8 +26,10 @@
 #pragma once
 
 #include "utils_global.h"
-#include "wizardpage.h"
+
+#include "filepath.h"
 #include "infolabel.h"
+#include "wizardpage.h"
 
 namespace Utils {
 
@@ -37,7 +39,7 @@ class QTCREATOR_UTILS_EXPORT ProjectIntroPage : public WizardPage
 {
     Q_OBJECT
     Q_PROPERTY(QString description READ description WRITE setDescription DESIGNABLE true)
-    Q_PROPERTY(QString path READ path WRITE setPath DESIGNABLE true)
+    Q_PROPERTY(FilePath filePath READ filePath WRITE setFilePath DESIGNABLE true)
     Q_PROPERTY(QString projectName READ projectName WRITE setProjectName DESIGNABLE true)
     Q_PROPERTY(bool useAsDefaultPath READ useAsDefaultPath WRITE setUseAsDefaultPath DESIGNABLE true)
     Q_PROPERTY(bool forceSubProject READ forceSubProject WRITE setForceSubProject DESIGNABLE true)
@@ -47,7 +49,7 @@ public:
     ~ProjectIntroPage() override;
 
     QString projectName() const;
-    QString path() const;
+    FilePath filePath() const;
     QString description() const;
     bool useAsDefaultPath() const;
 
@@ -68,7 +70,7 @@ signals:
     void activated();
 
 public slots:
-    void setPath(const QString &path);
+    void setFilePath(const FilePath &path);
     void setProjectName(const QString &name);
     void setDescription(const QString &description);
     void setUseAsDefaultPath(bool u);
diff --git a/src/plugins/projectexplorer/baseprojectwizarddialog.cpp b/src/plugins/projectexplorer/baseprojectwizarddialog.cpp
index ef93d5b6f78..b173688623f 100644
--- a/src/plugins/projectexplorer/baseprojectwizarddialog.cpp
+++ b/src/plugins/projectexplorer/baseprojectwizarddialog.cpp
@@ -41,6 +41,8 @@
     as default projects' folder should the user wish to do that.
 */
 
+using namespace Utils;
+
 namespace ProjectExplorer {
 
 struct BaseProjectWizardDialogPrivate {
@@ -66,20 +68,20 @@ BaseProjectWizardDialog::BaseProjectWizardDialog(const Core::BaseFileWizardFacto
     Core::BaseFileWizard(factory, parameters.extraValues(), parent),
     d(std::make_unique<BaseProjectWizardDialogPrivate>(new Utils::ProjectIntroPage))
 {
-    setPath(parameters.defaultPath());
+    setFilePath(FilePath::fromString(parameters.defaultPath()));
     setSelectedPlatform(parameters.selectedPlatform());
     setRequiredFeatures(parameters.requiredFeatures());
     init();
 }
 
 BaseProjectWizardDialog::BaseProjectWizardDialog(const Core::BaseFileWizardFactory *factory,
-                                                 Utils::ProjectIntroPage *introPage, int introId,
+                                                 ProjectIntroPage *introPage, int introId,
                                                  QWidget *parent,
                                                  const Core::WizardDialogParameters &parameters) :
     Core::BaseFileWizard(factory, parameters.extraValues(), parent),
     d(std::make_unique<BaseProjectWizardDialogPrivate>(introPage, introId))
 {
-    setPath(parameters.defaultPath());
+    setFilePath(FilePath::fromString(parameters.defaultPath()));
     setSelectedPlatform(parameters.selectedPlatform());
     setRequiredFeatures(parameters.requiredFeatures());
     init();
@@ -103,9 +105,9 @@ QString BaseProjectWizardDialog::projectName() const
     return d->introPage->projectName();
 }
 
-QString BaseProjectWizardDialog::path() const
+FilePath BaseProjectWizardDialog::filePath() const
 {
-    return d->introPage->path();
+    return d->introPage->filePath();
 }
 
 void BaseProjectWizardDialog::setIntroDescription(const QString &des)
@@ -113,9 +115,9 @@ void BaseProjectWizardDialog::setIntroDescription(const QString &des)
     d->introPage->setDescription(des);
 }
 
-void BaseProjectWizardDialog::setPath(const QString &path)
+void BaseProjectWizardDialog::setFilePath(const FilePath &path)
 {
-    d->introPage->setPath(path);
+    d->introPage->setFilePath(path);
 }
 
 void BaseProjectWizardDialog::setProjectName(const QString &name)
@@ -142,7 +144,7 @@ void BaseProjectWizardDialog::slotAccepted()
 {
     if (d->introPage->useAsDefaultPath()) {
         // Store the path as default path for new projects if desired.
-        Core::DocumentManager::setProjectsDirectory(Utils::FilePath::fromString(path()));
+        Core::DocumentManager::setProjectsDirectory(filePath());
         Core::DocumentManager::setUseProjectsDirectory(true);
     }
 }
@@ -150,7 +152,7 @@ void BaseProjectWizardDialog::slotAccepted()
 bool BaseProjectWizardDialog::validateCurrentPage()
 {
     if (currentId() == d->introPageId)
-        emit projectParametersChanged(d->introPage->projectName(), d->introPage->path());
+        emit projectParametersChanged(d->introPage->projectName(), d->introPage->filePath().toString());
     return Core::BaseFileWizard::validateCurrentPage();
 }
 
diff --git a/src/plugins/projectexplorer/baseprojectwizarddialog.h b/src/plugins/projectexplorer/baseprojectwizarddialog.h
index 7b2fd3c546f..19306600114 100644
--- a/src/plugins/projectexplorer/baseprojectwizarddialog.h
+++ b/src/plugins/projectexplorer/baseprojectwizarddialog.h
@@ -32,7 +32,10 @@
 
 #include <memory>
 
-namespace Utils { class ProjectIntroPage; }
+namespace Utils {
+class FilePath;
+class ProjectIntroPage;
+} // Utils
 
 namespace ProjectExplorer {
 
@@ -55,14 +58,14 @@ public:
     ~BaseProjectWizardDialog() override;
 
     QString projectName() const;
-    QString path() const;
+    Utils::FilePath filePath() const;
 
     // Generate a new project name (untitled<n>) in path.
     static QString uniqueProjectName(const QString &path);
     void addExtensionPages(const QList<QWizardPage *> &wizardPageList);
 
     void setIntroDescription(const QString &d);
-    void setPath(const QString &path);
+    void setFilePath(const Utils::FilePath &path);
     void setProjectName(const QString &name);
     void setProjectList(const QStringList &projectList);
     void setProjectDirectories(const QStringList &directories);
diff --git a/src/plugins/projectexplorer/customwizard/customwizard.cpp b/src/plugins/projectexplorer/customwizard/customwizard.cpp
index f062a74b765..8f85f26d600 100644
--- a/src/plugins/projectexplorer/customwizard/customwizard.cpp
+++ b/src/plugins/projectexplorer/customwizard/customwizard.cpp
@@ -240,7 +240,7 @@ static inline QString scriptWorkingDirectory(const QSharedPointer<CustomWizardCo
                                              const QSharedPointer<CustomWizardParameters> &p)
 {
     if (p->filesGeneratorScriptWorkingDirectory.isEmpty())
-        return ctx->targetPath;
+        return ctx->targetPath.toString();
     QString path = p->filesGeneratorScriptWorkingDirectory;
     CustomWizardContext::replaceFields(ctx->replacements, &path);
     return path;
@@ -253,7 +253,7 @@ GeneratedFiles CustomWizard::generateFiles(const QWizard *dialog, QString *error
     QTC_ASSERT(cwp, return {});
 
     CustomWizardContextPtr ctx = context();
-    ctx->path = ctx->targetPath = cwp->path();
+    ctx->path = ctx->targetPath = cwp->filePath();
     ctx->replacements = replacementMap(dialog);
     if (CustomWizardPrivate::verbose) {
         QString logText;
@@ -330,7 +330,8 @@ GeneratedFiles CustomWizard::generateWizardFiles(QString *errorMessage) const
     }
     // Add the template files specified by the <file> elements.
     for (const CustomWizardFile &file : qAsConst(d->m_parameters->files))
-        if (!createFile(file, d->m_parameters->directory, ctx->targetPath, context()->replacements, &rc, errorMessage))
+        if (!createFile(file, d->m_parameters->directory, ctx->targetPath.toString(), context()->replacements,
+                        &rc, errorMessage))
             return {};
 
     return rc;
@@ -525,7 +526,7 @@ void CustomProjectWizard::initProjectWizardDialog(BaseProjectWizardDialog *w,
     }
     for (QWizardPage *ep : extensionPages)
         w->addPage(ep);
-    w->setPath(defaultPath);
+    w->setFilePath(FilePath::fromString(defaultPath));
     w->setProjectName(BaseProjectWizardDialog::uniqueProjectName(defaultPath));
 
     connect(w, &BaseProjectWizardDialog::projectParametersChanged,
@@ -541,8 +542,8 @@ GeneratedFiles CustomProjectWizard::generateFiles(const QWizard *w, QString *err
     QTC_ASSERT(dialog, return {});
     // Add project name as macro. Path is here under project directory
     CustomWizardContextPtr ctx = context();
-    ctx->path = dialog->path();
-    ctx->targetPath = ctx->path + QLatin1Char('/') + dialog->projectName();
+    ctx->path = dialog->filePath();
+    ctx->targetPath = ctx->path.pathAppended(dialog->projectName());
     FieldReplacementMap fieldReplacementMap = replacementMap(dialog);
     fieldReplacementMap.insert(QLatin1String("ProjectName"), dialog->projectName());
     ctx->replacements = fieldReplacementMap;
diff --git a/src/plugins/projectexplorer/customwizard/customwizardpage.cpp b/src/plugins/projectexplorer/customwizard/customwizardpage.cpp
index 60838462fcf..0e256bd9fc3 100644
--- a/src/plugins/projectexplorer/customwizard/customwizardpage.cpp
+++ b/src/plugins/projectexplorer/customwizard/customwizardpage.cpp
@@ -404,8 +404,8 @@ QMap<QString, QString> CustomWizardFieldPage::replacementMap(const QWizard *w,
         fieldReplacementMap.insert(field.name, value);
     }
     // Insert paths for generator scripts.
-    fieldReplacementMap.insert(QLatin1String("Path"), QDir::toNativeSeparators(ctx->path));
-    fieldReplacementMap.insert(QLatin1String("TargetPath"), QDir::toNativeSeparators(ctx->targetPath));
+    fieldReplacementMap.insert(QLatin1String("Path"), ctx->path.toUserOutput());
+    fieldReplacementMap.insert(QLatin1String("TargetPath"), ctx->targetPath.toUserOutput());
 
     return fieldReplacementMap;
 }
@@ -432,9 +432,9 @@ CustomWizardPage::CustomWizardPage(const QSharedPointer<CustomWizardContext> &ct
     connect(m_pathChooser, &PathChooser::validChanged, this, &QWizardPage::completeChanged);
 }
 
-QString CustomWizardPage::path() const
+FilePath CustomWizardPage::filePath() const
 {
-    return m_pathChooser->filePath().toString();
+    return m_pathChooser->filePath();
 }
 
 void CustomWizardPage::setPath(const QString &path)
diff --git a/src/plugins/projectexplorer/customwizard/customwizardpage.h b/src/plugins/projectexplorer/customwizard/customwizardpage.h
index 5ba82d6d92a..47d60f47d32 100644
--- a/src/plugins/projectexplorer/customwizard/customwizardpage.h
+++ b/src/plugins/projectexplorer/customwizard/customwizardpage.h
@@ -25,6 +25,8 @@
 
 #pragma once
 
+#include <utils/filepath.h>
+
 #include <QComboBox>
 #include <QCheckBox>
 #include <QWizardPage>
@@ -115,14 +117,16 @@ private:
 };
 
 // Documentation inside.
-class CustomWizardPage : public CustomWizardFieldPage {
+class CustomWizardPage : public CustomWizardFieldPage
+{
     Q_OBJECT
+
 public:
     explicit CustomWizardPage(const QSharedPointer<CustomWizardContext> &ctx,
                               const QSharedPointer<CustomWizardParameters> &parameters,
                               QWidget *parent = nullptr);
 
-    QString path() const;
+    Utils::FilePath filePath() const;
     void setPath(const QString &path);
 
     bool isComplete() const override;
diff --git a/src/plugins/projectexplorer/customwizard/customwizardparameters.h b/src/plugins/projectexplorer/customwizard/customwizardparameters.h
index 884834a818c..95c41648326 100644
--- a/src/plugins/projectexplorer/customwizard/customwizardparameters.h
+++ b/src/plugins/projectexplorer/customwizard/customwizardparameters.h
@@ -27,6 +27,8 @@
 
 #include <coreplugin/iwizardfactory.h>
 
+#include <utils/filepath.h>
+
 #include <QStringList>
 #include <QMap>
 #include <QSharedPointer>
@@ -151,10 +153,10 @@ public:
     FieldReplacementMap baseReplacements;
     FieldReplacementMap replacements;
 
-    QString path;
+    Utils::FilePath path;
     // Where files should be created, that is, 'path' for simple wizards
     // or "path + project" for project wizards.
-    QString targetPath;
+    Utils::FilePath targetPath;
 };
 
 extern const char customWizardFileOpenEditorAttributeC[];
diff --git a/src/plugins/projectexplorer/jsonwizard/jsonprojectpage.cpp b/src/plugins/projectexplorer/jsonwizard/jsonprojectpage.cpp
index fcddd7ffd80..e864d3030f5 100644
--- a/src/plugins/projectexplorer/jsonwizard/jsonprojectpage.cpp
+++ b/src/plugins/projectexplorer/jsonwizard/jsonprojectpage.cpp
@@ -34,35 +34,34 @@
 #include <QDir>
 #include <QVariant>
 
+using namespace Utils;
+
 namespace ProjectExplorer {
 
-JsonProjectPage::JsonProjectPage(QWidget *parent) : Utils::ProjectIntroPage(parent)
+JsonProjectPage::JsonProjectPage(QWidget *parent) : ProjectIntroPage(parent)
 { }
 
 void JsonProjectPage::initializePage()
 {
     auto wiz = qobject_cast<JsonWizard *>(wizard());
     QTC_ASSERT(wiz, return);
-    setPath(wiz->stringValue(QLatin1String("InitialPath")));
+    setFilePath(FilePath::fromString(wiz->stringValue(QLatin1String("InitialPath"))));
 
-    setProjectName(uniqueProjectName(path()));
+    setProjectName(uniqueProjectName(filePath().toString()));
 }
 
 bool JsonProjectPage::validatePage()
 {
     if (isComplete() && useAsDefaultPath()) {
         // Store the path as default path for new projects if desired.
-        Core::DocumentManager::setProjectsDirectory(Utils::FilePath::fromString(path()));
+        Core::DocumentManager::setProjectsDirectory(filePath());
         Core::DocumentManager::setUseProjectsDirectory(true);
     }
 
-    QString target = path();
-    if (!target.endsWith(QLatin1Char('/')))
-        target += QLatin1Char('/');
-    target += projectName();
+    const FilePath target = filePath().pathAppended(projectName());
 
-    wizard()->setProperty("ProjectDirectory", target);
-    wizard()->setProperty("TargetPath", target);
+    wizard()->setProperty("ProjectDirectory", target.toString());
+    wizard()->setProperty("TargetPath", target.toString());
 
     return Utils::ProjectIntroPage::validatePage();
 }
diff --git a/src/plugins/qmakeprojectmanager/customwidgetwizard/customwidgetwizard.cpp b/src/plugins/qmakeprojectmanager/customwidgetwizard/customwidgetwizard.cpp
index 30007d802a2..f1cc3b9151e 100644
--- a/src/plugins/qmakeprojectmanager/customwidgetwizard/customwidgetwizard.cpp
+++ b/src/plugins/qmakeprojectmanager/customwidgetwizard/customwidgetwizard.cpp
@@ -33,6 +33,8 @@
 
 #include <qtsupport/qtsupportconstants.h>
 
+#include <utils/filepath.h>
+
 #include <QCoreApplication>
 
 namespace QmakeProjectManager {
@@ -66,7 +68,7 @@ Core::GeneratedFiles CustomWidgetWizard::generateFiles(const QWizard *w,
     Q_ASSERT(w);
     GenerationParameters p;
     p.fileName = cw->projectName();
-    p.path = cw->path();
+    p.path = cw->filePath().toString();
     p.templatePath = QtWizard::templateDir();
     p.templatePath += QLatin1String("/customwidgetwizard");
     return PluginGenerator::generatePlugin(p, *(cw->pluginOptions()), errorMessage);
diff --git a/src/plugins/qmakeprojectmanager/wizards/subdirsprojectwizarddialog.cpp b/src/plugins/qmakeprojectmanager/wizards/subdirsprojectwizarddialog.cpp
index bb615395023..d292ab8568e 100644
--- a/src/plugins/qmakeprojectmanager/wizards/subdirsprojectwizarddialog.cpp
+++ b/src/plugins/qmakeprojectmanager/wizards/subdirsprojectwizarddialog.cpp
@@ -24,8 +24,11 @@
 ****************************************************************************/
 
 #include "subdirsprojectwizarddialog.h"
+
 #include <projectexplorer/projectexplorerconstants.h>
 
+#include <utils/filepath.h>
+
 namespace QmakeProjectManager {
 namespace Internal {
 
@@ -52,7 +55,7 @@ QtProjectParameters SubdirsProjectWizardDialog::parameters() const
     QtProjectParameters rc;
     rc.type = QtProjectParameters::EmptyProject;
     rc.fileName = projectName();
-    rc.path = path();
+    rc.path = filePath().toString();
     return rc;
 }