很多人对build.prop文件感到头疼,所以这里就将它的信息详情一一列出供需要的朋友们参考。
本文以CM的build为例讲解如何修改这些参数

# begin build properties (开始设置系统性能)
 # autogenerated by buildinfo.sh (通过设置形成系统信息)
 ro.build.id=GRI40 (版本ID)
 ro.build.display.id=GRJ22 (版本号)
 ro.build.version.incremental=eng.buildbot.20110619.060228 (版本增量)
 ro.build.version.sdk=10 (sdk版本)
 ro.build.version.codename=REL (版本代号)
 ro.build.version.release=2.3.4 (Android 2.3.4系統无需修改,也可改为3.0装装B)
 ro.build.date=Sun Jun 19 06:02:58 UTC 2011 (制作者制作的时间,可修改2011年X月X日 某某某制作)
 ro.build.date.utc=0
 ro.build.type=user
 ro.build.user=buildbot
 ro.build.host=bb1
 ro.build.tags=test-keys
 ro.product.model=HTC Wildfire (HTC内部手机代号也就是手机名,改为你想改的名字)
 ro.product.brand=htc_wwe (手机品牌,改为中国山寨机)
 ro.product.name=htc_buzz (手机正式名称,改为你想改的名字)
 ro.product.device=buzz (采用的设备,改为China G8)
 ro.product.board=buzz (采用的处理器,改为China 800.8Ghz)
 ro.product.cpu.abi=armeabi-v6j (cpu的版本)
 ro.product.cpu.abi2=armeabi (cpu的品牌)
 ro.product.manufacturer=HTC (手机制造商,改为中国智造)
 # # # # # # # # # # # # # # 上面是我扯蛋的,别乱改 # # # # # # # # # # # # # #
 ro.product.locale.language=en (手机默认语言,把en改为zh)
 ro.product.locale.region=US (地区语言,美国毛多呀美国,干掉US改为CN)
 ro.wifi.channels= (WIFI连接的渠道)
 ro.board.platform=msm7k (主板平台)
 # ro.build.product is obsolete; use ro.product.device (旧代码ro.build.product,使用代码ro.product.device)
 ro.build.product=buzz (建立产品)
 # Do not try to parse ro.build.description or .fingerprint (不要试图修改description和fingerprint)
 ro.build.description=passion-user 2.3.3 GRI40 102588 release-keys (用户的KEY)
 ro.build.fingerprint=google/passion/passion:2.3.3/GRI40/102588:user/release-keys (机身码的啥玩意)
 # end build properties (性能代码完毕)
 #
 # system.prop for buzz (系统技术支持由BUZZ提供)
 #
 # Density in DPI of the LCD of this board. This is used to scale the UI (高密度的液晶的DPI板。这是用来大规模UI的)
 # appropriately. If this property is not defined, the default value is 160 dpi. (appropriately.如果这个属性没有定义,缺省值是160 dpi的分辨率)
 ro.sf.lcd_density=120 (显示屏分辨率,数值越大分辨率越底)
 # View configuration for QVGA. (屏幕的设置)
 view.fading_edge_length=8
 view.touch_slop=15 (触摸屏灵敏度,数值越大越灵敏)
 view.minimum_fling_velocity=25 (滑动速度)
 view.scroll_friction=0.008 (滑动误差)
 # RIL specific configuration. (特定设置)
 rild.libpath=/system/lib/libhtc_ril.so
 ro.ril.ecc.HTC-WWE=999
 ro.ril.ecc.HTC-ELL=92,93,94
 ro.ril.enable.a52.HTC-ITA=1
 ro.ril.enable.a53.HTC-ITA=1
 ro.ril.enable.a52=0
 ro.ril.enable.a53=1
 ro.ril.vmail.23415=1571,BT
 ro.ril.hsdpa.category=8 (hsdpa全称High Speed Downlink Packet Access中文意思:高速下行分组接入,设置的数越大传输越快)
 ro.ril.htcmaskw1.bitmask=4294967295
 ro.ril.htcmaskw1=14449
 ro.ril.def.agps.mode=2 (打开AGPS服务支持,可改为ro.ril.def.agps.mode=0 改后能省电但GPS定位速度会变慢)
 ro.ril.gprsclass=12 (GPRS设置)
 # For HSDPA low throughput (HSDPA低输量)
 ro.ril.disable.power.collapse=1 (关闭电源)
 # Modify MMS APN retry timer from 5s to 2s. (修改短信的APN设置5秒为2秒)
 ro.gsm.2nd_data_retry_config=max_retries=3, 2000, 2000, 2000
 # Time between scans in seconds. Keep it high to minimize battery drain.(扫描在几秒之内,可降低用电量)
 # This only affects the case in which there are remembered access points, (这个修改仅能影响此文件)
 # but none are in range.(但是没有一项是在范围内的)
 wifi.interface=eth0 (WIFI界面)
 wifi.supplicant_scan_interval=45 (WIFI扫描间隔时间,这里设置是45秒。把这个时间设置长点能省电)
 # Mobile data interfaces (移动数据的接口)
 mobiledata.interfaces=rmnet0,rmnet1,rmnet2
 # Allow or deny tethering. (允许和拒绝绑定)
 ro.tether.denied=false
 # Default network type. (默认的网络类型)
 # 0 => WCDMA Preferred. (0=WCDMA优先)
 ro.telephony.default_network=0
 # Enable Google-specific location features, (谷歌特定地点的设置)
 # like NetworkLocationProvider and LocationCollector.(如网络服务器提供商和服务器位置)
 ro.com.google.locationfeatures=1
 # The OpenGL ES API level that is natively supported by this device. (开放式绘图介面)
 # This is a 16.16 fixed point number. (界面有16个点,16个不动点数量)
 ro.opengles.version=65536 (开放式绘图介面参数)
 # Disable fs check on boot by default. (开机时默认禁用FS检查)
 sys.checkfs.fat=false
 # Performance settings. (性能设置)
 dalvik.vm.execution-mode=int:jit
 dalvik.vm.heapsize=24m (虚拟内存大小,可设置为16m或24m或32m或48m)
 persist.sys.use_dithering=1
 persist.sys.purgeable_assets=1
 # Increase SKIA decode memory capability for progressive jpg file.
 ro.media.dec.jpeg.memcap=20000000
 #
 # ADDITIONAL_BUILD_PROPERTIES (其他性能设置)
 #
 keyguard.no_require_sim=true (手机卡保护设置)
 ro.rommanager.developerid=cyanogenmodnightly (固件管理器开发者是CM大神)
 ro.url.legal=http://www.