diff --git a/ui (gen4)/Makefile b/ui (gen4)/Makefile
index c86bd8ee..9abdb59e 100755
--- a/ui (gen4)/Makefile	
+++ b/ui (gen4)/Makefile	
@@ -578,6 +578,7 @@ $(BUILD_INFO): $(CSS_FILES) $(NODE_DIR) $(PROJECT_FILES) \
 
 $(NODE_DIR): package.json
 	npm install
+	# NOTE: this may break on some systems due to a dependency issue...
 	electron-rebuild
 	@touch "$@"
 
diff --git a/ui (gen4)/features/ui-widgets.js b/ui (gen4)/features/ui-widgets.js
index 59704e2d..02ca7bb5 100755
--- a/ui (gen4)/features/ui-widgets.js	
+++ b/ui (gen4)/features/ui-widgets.js	
@@ -2914,14 +2914,14 @@ var BrowseActionsActions = actions.Actions({
 				this.menu(showDoc.bind(this))
 			}) })],
 
-	toggleBrowseAdvanced: ['Interface/-99: Advanced menu items',
+	toggleBrowseAdvanced: ['System|Interface/-99: Advanced menu items',
 		core.makeConfigToggler(
 			'browse-advanced-mode', 
 			['off', 'on'])],
 
 	toggleBrowseActionKeys: ['Interface/Show keys in menu',
 		{browseMode: function(){ 
-			return this.config['browse-advanced-mode'] == 'off' && 'hidden' }},
+			return this.config['browse-advanced-mode'] != 'on' && 'hidden' }},
 		core.makeConfigToggler(
 			'browse-actions-keys', 
 			['on', 'off'],
diff --git a/ui (gen4)/package-lock.json b/ui (gen4)/package-lock.json
index 29285270..3916d1b2 100755
--- a/ui (gen4)/package-lock.json	
+++ b/ui (gen4)/package-lock.json	
@@ -9,6 +9,12 @@
       "resolved": "https://registry.npmjs.org/@types/node/-/node-10.17.3.tgz",
       "integrity": "sha512-QZ9CjUB3QoA3f2afw3utKlfRPhpmufB7jC2+oDhLWnXqoyx333fhKSQDLQu2EK7OE0a15X67eYiRAaJsHXrpMA=="
     },
+    "abbrev": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
+      "integrity": "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q==",
+      "dev": true
+    },
     "ajv": {
       "version": "6.10.2",
       "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.10.2.tgz",
@@ -25,6 +31,15 @@
       "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
       "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8="
     },
+    "ansi-styles": {
+      "version": "3.2.1",
+      "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-3.2.1.tgz",
+      "integrity": "sha512-VT0ZI6kZRdTh8YyJw3SMbYm/u+NqfsAxEpWO0Pf9sq8/e94WxxOpPKx9FR1FlyCtOVDNOQ+8ntlqFxiRc+r5qA==",
+      "dev": true,
+      "requires": {
+        "color-convert": "^1.9.0"
+      }
+    },
     "app-module-path": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/app-module-path/-/app-module-path-1.1.0.tgz",
@@ -56,6 +71,21 @@
       "dev": true,
       "optional": true
     },
+    "asar": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/asar/-/asar-2.0.3.tgz",
+      "integrity": "sha512-QdHKO+HOYVtE4B/M3up3i4LSJeJgsa2CTVBrjBf9GgLUPGGUFZowcdJ5yE4gOJuRAHNdqB9JFeRfFfaOu5x8Rw==",
+      "dev": true,
+      "requires": {
+        "chromium-pickle-js": "^0.2.0",
+        "commander": "^2.20.0",
+        "cuint": "^0.2.2",
+        "glob": "^7.1.3",
+        "minimatch": "^3.0.4",
+        "mkdirp": "^0.5.1",
+        "tmp-promise": "^1.0.5"
+      }
+    },
     "asn1": {
       "version": "0.2.4",
       "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.4.tgz",
@@ -127,6 +157,12 @@
         }
       }
     },
+    "bluebird": {
+      "version": "3.7.2",
+      "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.7.2.tgz",
+      "integrity": "sha512-XpNj6GDQzdfW+r2Wnn7xiSAd7TM3jzkxGXBGTtWKuSXv1xUV+azxAm8jdWZN06QTQk+2N2XB9jRDkvbmQmcRtg==",
+      "dev": true
+    },
     "brace-expansion": {
       "version": "1.1.11",
       "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
@@ -160,11 +196,88 @@
       "resolved": "https://registry.npmjs.org/caseless/-/caseless-0.12.0.tgz",
       "integrity": "sha1-G2gcIf+EAzyCZUMJBolCDRhxUdw="
     },
+    "chalk": {
+      "version": "2.4.2",
+      "resolved": "https://registry.npmjs.org/chalk/-/chalk-2.4.2.tgz",
+      "integrity": "sha512-Mti+f9lpJNcwF4tWV8/OrTTtF1gZi+f8FqlyAdouralcFWFQWF2+NgCHShjkCb+IFBLq9buZwE1xckQU4peSuQ==",
+      "dev": true,
+      "requires": {
+        "ansi-styles": "^3.2.1",
+        "escape-string-regexp": "^1.0.5",
+        "supports-color": "^5.3.0"
+      }
+    },
     "chownr": {
       "version": "1.1.3",
       "resolved": "https://registry.npmjs.org/chownr/-/chownr-1.1.3.tgz",
       "integrity": "sha512-i70fVHhmV3DtTl6nqvZOnIjbY0Pe4kAUjwHj8z0zAdgBtYrJyYwLKCCuRBQ5ppkyL0AkN7HKRnETdmdp1zqNXw=="
     },
+    "chromium-pickle-js": {
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/chromium-pickle-js/-/chromium-pickle-js-0.2.0.tgz",
+      "integrity": "sha1-BKEGZywYsIWrd02YPfo+oTjyIgU=",
+      "dev": true
+    },
+    "cli-cursor": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/cli-cursor/-/cli-cursor-2.1.0.tgz",
+      "integrity": "sha1-s12sN2R5+sw+lHR9QdDQ9SOP/LU=",
+      "dev": true,
+      "requires": {
+        "restore-cursor": "^2.0.0"
+      }
+    },
+    "cli-spinners": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/cli-spinners/-/cli-spinners-2.2.0.tgz",
+      "integrity": "sha512-tgU3fKwzYjiLEQgPMD9Jt+JjHVL9kW93FiIMX/l7rivvOD4/LL0Mf7gda3+4U2KJBloybwgj5KEoQgGRioMiKQ==",
+      "dev": true
+    },
+    "cliui": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/cliui/-/cliui-5.0.0.tgz",
+      "integrity": "sha512-PYeGSEmmHM6zvoef2w8TPzlrnNpXIjTipYK780YswmIP9vjxmd6Y2a3CB2Ks6/AU8NHjZugXvo8w3oWM2qnwXA==",
+      "dev": true,
+      "requires": {
+        "string-width": "^3.1.0",
+        "strip-ansi": "^5.2.0",
+        "wrap-ansi": "^5.1.0"
+      },
+      "dependencies": {
+        "ansi-regex": {
+          "version": "4.1.0",
+          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-4.1.0.tgz",
+          "integrity": "sha512-1apePfXM1UOSqw0o9IiFAovVz9M5S1Dg+4TrDwfMewQ6p/rmMueb7tWZjQ1rx4Loy1ArBggoqGpfqqdI4rondg==",
+          "dev": true
+        },
+        "is-fullwidth-code-point": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz",
+          "integrity": "sha1-o7MKXE8ZkYMWeqq5O+764937ZU8=",
+          "dev": true
+        },
+        "string-width": {
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/string-width/-/string-width-3.1.0.tgz",
+          "integrity": "sha512-vafcv6KjVZKSgz06oM/H6GDBrAtz8vdhQakGjFIvNrHA6y3HCF1CInLy+QLq8dTJPQ1b+KDUqDFctkdRW44e1w==",
+          "dev": true,
+          "requires": {
+            "emoji-regex": "^7.0.1",
+            "is-fullwidth-code-point": "^2.0.0",
+            "strip-ansi": "^5.1.0"
+          }
+        },
+        "strip-ansi": {
+          "version": "5.2.0",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-5.2.0.tgz",
+          "integrity": "sha512-DuRs1gKbBqsMKIZlrffwlug8MHkcnpjs5VPmL1PAh+mA30U0DTotfDZ0d2UUsXpPmPmMMJ6W773MaA3J+lbiWA==",
+          "dev": true,
+          "requires": {
+            "ansi-regex": "^4.1.0"
+          }
+        }
+      }
+    },
     "clone": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/clone/-/clone-2.1.2.tgz",
@@ -207,6 +320,12 @@
         "simple-swizzle": "^0.2.2"
       }
     },
+    "colors": {
+      "version": "1.4.0",
+      "resolved": "https://registry.npmjs.org/colors/-/colors-1.4.0.tgz",
+      "integrity": "sha512-a+UqTh4kgZg/SlGvfbzDHpgRu7AAQOmmqRHJnxhRZICKFUT91brVhNNt58CMWU9PsBbv3PDCZUHbVxuDiH2mtA==",
+      "dev": true
+    },
     "combined-stream": {
       "version": "1.0.8",
       "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
@@ -215,6 +334,12 @@
         "delayed-stream": "~1.0.0"
       }
     },
+    "commander": {
+      "version": "2.20.3",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-2.20.3.tgz",
+      "integrity": "sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==",
+      "dev": true
+    },
     "concat-map": {
       "version": "0.0.1",
       "resolved": false,
@@ -241,6 +366,12 @@
       "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz",
       "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac="
     },
+    "cuint": {
+      "version": "0.2.2",
+      "resolved": "https://registry.npmjs.org/cuint/-/cuint-0.2.2.tgz",
+      "integrity": "sha1-QICG1AlVDCYxFVYZ6fp7ytw7mRs=",
+      "dev": true
+    },
     "currently-unhandled": {
       "version": "0.4.1",
       "resolved": "https://registry.npmjs.org/currently-unhandled/-/currently-unhandled-0.4.1.tgz",
@@ -283,6 +414,23 @@
       "resolved": "https://registry.npmjs.org/deep-extend/-/deep-extend-0.6.0.tgz",
       "integrity": "sha512-LOHxIOaPYdHlJRtCQfDIVZtfw/ufM8+rVj649RIHzcm/vGwQRXFt6OPqIFWsm2XEMrNIEtWR64sY1LEKD2vAOA=="
     },
+    "defaults": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/defaults/-/defaults-1.0.3.tgz",
+      "integrity": "sha1-xlYFHpgX2f8I7YgUd/P+QBnz730=",
+      "dev": true,
+      "requires": {
+        "clone": "^1.0.2"
+      },
+      "dependencies": {
+        "clone": {
+          "version": "1.0.4",
+          "resolved": "https://registry.npmjs.org/clone/-/clone-1.0.4.tgz",
+          "integrity": "sha1-2jCcwmPfFZlMaIypAheco8fNfH4=",
+          "dev": true
+        }
+      }
+    },
     "delayed-stream": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
@@ -345,6 +493,40 @@
         }
       }
     },
+    "electron-rebuild": {
+      "version": "1.8.8",
+      "resolved": "https://registry.npmjs.org/electron-rebuild/-/electron-rebuild-1.8.8.tgz",
+      "integrity": "sha512-9a/VGbVpTJcuBaZa8yMcegqJ5flGPYDo363AxXDMxY4ZHPtFMLedGzQW9+720SIS1cvjX8B0zC+vMHO75ncOiA==",
+      "dev": true,
+      "requires": {
+        "colors": "^1.3.3",
+        "debug": "^4.1.1",
+        "detect-libc": "^1.0.3",
+        "fs-extra": "^7.0.1",
+        "node-abi": "^2.11.0",
+        "node-gyp": "^6.0.1",
+        "ora": "^3.4.0",
+        "spawn-rx": "^3.0.0",
+        "yargs": "^13.2.4"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "4.1.1",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
+          "integrity": "sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==",
+          "dev": true,
+          "requires": {
+            "ms": "^2.1.1"
+          }
+        }
+      }
+    },
+    "emoji-regex": {
+      "version": "7.0.3",
+      "resolved": "https://registry.npmjs.org/emoji-regex/-/emoji-regex-7.0.3.tgz",
+      "integrity": "sha512-CwBLREIQ7LvYFB0WyRvwhq5N5qPhc6PMjD6bYggFlI5YyDgl+0vxq5VHbMOFqLg7hfWzmu8T5Z1QofhmTIhItA==",
+      "dev": true
+    },
     "end-of-stream": {
       "version": "1.4.4",
       "resolved": "https://registry.npmjs.org/end-of-stream/-/end-of-stream-1.4.4.tgz",
@@ -383,6 +565,12 @@
         }
       }
     },
+    "escape-string-regexp": {
+      "version": "1.0.5",
+      "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz",
+      "integrity": "sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ=",
+      "dev": true
+    },
     "exiftool": {
       "version": "0.0.3",
       "resolved": "https://registry.npmjs.org/exiftool/-/exiftool-0.0.3.tgz",
@@ -542,6 +730,12 @@
       "resolved": "https://registry.npmjs.org/generic-walk/-/generic-walk-1.4.0.tgz",
       "integrity": "sha512-xeU2id9PsCDO2Q+96sAQ0BItpTa5or2xFtQTTKVTqxJ/rpo4DGLAk/uNwZQJMUd5B48lccDqqGNh1ndbctF03g=="
     },
+    "get-caller-file": {
+      "version": "2.0.5",
+      "resolved": "https://registry.npmjs.org/get-caller-file/-/get-caller-file-2.0.5.tgz",
+      "integrity": "sha512-DyFP3BM/3YHTQOCUL/w0OZHR0lpKeGrxotcHWcqNEdnltqFwXVfhEBQ94eIo34AfQpo0rGki4cyIiftY06h2Fg==",
+      "dev": true
+    },
     "get-stdin": {
       "version": "4.0.1",
       "resolved": "https://registry.npmjs.org/get-stdin/-/get-stdin-4.0.1.tgz",
@@ -603,6 +797,12 @@
         "har-schema": "^2.0.0"
       }
     },
+    "has-flag": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-3.0.0.tgz",
+      "integrity": "sha1-tdRU3CGZriJWmfNGfloH87lVuv0=",
+      "dev": true
+    },
     "has-unicode": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/has-unicode/-/has-unicode-2.0.1.tgz",
@@ -715,6 +915,12 @@
       "resolved": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz",
       "integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE="
     },
+    "isexe": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/isexe/-/isexe-2.0.0.tgz",
+      "integrity": "sha1-6PvzdNxVb/iUehDcsFctYz8s+hA=",
+      "dev": true
+    },
     "isstream": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/isstream/-/isstream-0.1.2.tgz",
@@ -788,6 +994,31 @@
         "strip-bom": "^2.0.0"
       }
     },
+    "locate-path": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/locate-path/-/locate-path-3.0.0.tgz",
+      "integrity": "sha512-7AO748wWnIhNqAuaty2ZWHkQHRSNfPVIsPIfwEOWO22AmaoVrWavlOcMR5nzTLNYvp36X220/maaRsrec1G65A==",
+      "dev": true,
+      "requires": {
+        "p-locate": "^3.0.0",
+        "path-exists": "^3.0.0"
+      }
+    },
+    "lodash.assign": {
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/lodash.assign/-/lodash.assign-4.2.0.tgz",
+      "integrity": "sha1-DZnzzNem0mHRm9rrkkUAXShYCOc=",
+      "dev": true
+    },
+    "log-symbols": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/log-symbols/-/log-symbols-2.2.0.tgz",
+      "integrity": "sha512-VeIAFslyIerEJLXHziedo2basKbMKtTw3vfn5IzG0XTjhAVEJyNHnL2p7vc+wBDSdQuUpNw3M2u6xb9QsAY5Eg==",
+      "dev": true,
+      "requires": {
+        "chalk": "^2.0.1"
+      }
+    },
     "loud-rejection": {
       "version": "1.6.0",
       "resolved": "https://registry.npmjs.org/loud-rejection/-/loud-rejection-1.6.0.tgz",
@@ -839,6 +1070,12 @@
         "mime-db": "1.40.0"
       }
     },
+    "mimic-fn": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/mimic-fn/-/mimic-fn-1.2.0.tgz",
+      "integrity": "sha512-jf84uxzwiuiIVKiOLpfYk7N46TSy8ubTonmneY9vrpHNAnp0QBt2BxWV9dO3/j+BoVAb+a5G6YDPW3M5HOdMWQ==",
+      "dev": true
+    },
     "mimic-response": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/mimic-response/-/mimic-response-2.0.0.tgz",
@@ -924,11 +1161,60 @@
         "semver": "^5.4.1"
       }
     },
+    "node-gyp": {
+      "version": "6.0.1",
+      "resolved": "https://registry.npmjs.org/node-gyp/-/node-gyp-6.0.1.tgz",
+      "integrity": "sha512-udHG4hGe3Ji97AYJbJhaRwuSOuQO7KHnE4ZPH3Sox3tjRZ+bkBsDvfZ7eYA1qwD8eLWr//193x806ss3HFTPRw==",
+      "dev": true,
+      "requires": {
+        "env-paths": "^2.2.0",
+        "glob": "^7.1.4",
+        "graceful-fs": "^4.2.2",
+        "mkdirp": "^0.5.1",
+        "nopt": "^4.0.1",
+        "npmlog": "^4.1.2",
+        "request": "^2.88.0",
+        "rimraf": "^2.6.3",
+        "semver": "^5.7.1",
+        "tar": "^4.4.12",
+        "which": "^1.3.1"
+      },
+      "dependencies": {
+        "env-paths": {
+          "version": "2.2.0",
+          "resolved": "https://registry.npmjs.org/env-paths/-/env-paths-2.2.0.tgz",
+          "integrity": "sha512-6u0VYSCo/OW6IoD5WCLLy9JUGARbamfSavcNXry/eu8aHVFei6CD3Sw+VGX5alea1i9pgPHW0mbu6Xj0uBh7gA==",
+          "dev": true
+        },
+        "graceful-fs": {
+          "version": "4.2.3",
+          "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.3.tgz",
+          "integrity": "sha512-a30VEBm4PEdx1dRB7MFK7BejejvCvBronbLjht+sHuGYj8PHs7M/5Z+rt5lw551vZ7yfTCj4Vuyy3mSJytDWRQ==",
+          "dev": true
+        },
+        "semver": {
+          "version": "5.7.1",
+          "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz",
+          "integrity": "sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==",
+          "dev": true
+        }
+      }
+    },
     "noop-logger": {
       "version": "0.1.1",
       "resolved": "https://registry.npmjs.org/noop-logger/-/noop-logger-0.1.1.tgz",
       "integrity": "sha1-lKKxYzxPExdVMAfYlm/Q6EG2pMI="
     },
+    "nopt": {
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/nopt/-/nopt-4.0.1.tgz",
+      "integrity": "sha1-0NRoWv1UFRk8jHUFYC0NF81kR00=",
+      "dev": true,
+      "requires": {
+        "abbrev": "1",
+        "osenv": "^0.1.4"
+      }
+    },
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