1. certificate (certificate is necessary, without which nothing else can be discussed, so this should be put in the first place) 1. Certificates: You can understand them as the key to software. Simply put, with a certificate, you can basically install any software. Without a certificate, only a few official softwares can be installed. Now the basic application card is three years. Therefore, we can skip the problem that the certificate expires and the certificate is invalid. 2. Accreditation process: for friends who apply for accreditation to others online. I can only express regret. Just like giving seats to the elderly in the car, some people don't give seats to the elderly. You can't ask others to give you what you want, can you? Cut the gossip. If you want to make your own certificate, you must have an account of Saipan Forum. It's not easy to apply now. So I won't be verbose here! Give the address of the following forum. Register an account and fill in some articles. Then post in the certificate demand area corresponding to each forum and ask someone to help you. You should get the certificate in 1 hour. In addition to getting the certificate, the resources on these jars are also ok, and you can download your favorite resources when you register. After asking for the certificate, others will usually send you an attachment in the mailbox or download the attachment of your certificate on the forum. What you need to do now is to download this attachment to your computer. There is no need to put the certificate on the mobile phone. Of course, there is now software that allows you to sign your phone. This is another story. 2. Software signature 1. Signature: Newcomers and friends with fashionable software will encounter problems such as prompting that the certificate is invalid, the certificate is expired, or there is no permission. Now that there is proof, everything is easy to solve. 2. How to self-sign: First, install a Thunderbolt, and the browser will come to the webpage of Thunderbolt resource search/. Search S60 certificate signing expert (Happy Smart Edition) 2.3.4c, just pick one. Run the S60 certificate signing expert that you downloaded on your computer, regardless of the version. Select the software signature in the tab bar. The certificate file points to the hard-earned certificate on your computer. Unsigned software, as its name implies, is software that you can't install just because of certificate problems. Point to it. The third item is not filled in. In case you can't find a place after adding it. Just click Execute Signature directly. Wait a few seconds, and then go and see if there is already a signed software next to your unsigned software. If it comes to this, congratulations! You have advanced to s60 intermediate player. These signature software can be installed directly. Ha ha! 3. Signature-free software: If you download signature-free software, it means that you can install it without signing. Because someone else signed it or cracked it, you can install it directly. Anyway, I suggest you sign it again. Avoid unnecessary trouble. 3.。 GPS and R66 1. R66 download configuration is not much to say. Please follow me. Or go to Xunlei's search page/and fill in Route66. Mobile.v7.3.545 in the search bar. Download those packages and merge them after downloading. If the package is not complete, please check Baidu. This software is easy to find. Basically, it will be done in 2 minutes. After downloading, sign it with the method just mentioned and you can install it. The installation disk is optional. Then the big guy. R66' s map package. This is in all four forums I mentioned before. You can download by registering an account. Note that the best is about 350m, and the best after decompression is China_2006_Q4.prm. There is no drift at all. Then all you need to do is put the map into the machine, find out your data cable and connect it to your mobile phone. When the machine lets you choose, you must choose the data transmission mode. So you can see the folders hidden in the system. If you are still connected to the pc suite at this time, please turn it off. You can select it by plugging and unplugging the data cable again. Open your computer and modify your folder options so that you can view all files. Access your memory card (or 8G large-capacity disk)-System-Application-Router 66? -Create a new map folder and drag the map file China_2006_Q4.prm into it. This is the end of it. 2.GPS positioning: N95 has its own GPS module, although it is poor. But something useful is better than nothing. You need to use the harsh environment of GPS as empty as possible (especially for the first time). An open environment is conducive to your quick search for satellites. Find the GPS data icon on your machine. After entering, use the left soft key to select Settings-Select 15m for height calibration. Come back and enter the navigation. There must be no connection at this time, left software-select satellite status. All you have to do is-wait! Estimate 5-20 minutes for the first time! So be patient. Wait 10 minutes, which should show that the satellite has been found. Don't worry, I just found it, but I haven't connected it yet. Wait until you find about 4-5 satellites, and all four are connected with black bars. Your GPS will also show your latitude and longitude. At this point, GPS positioning has been completed more than half! Press your switch button to switch to the desktop, and never quit directly. Open your r66 installation. The first time is also a long process, about 5- 10 minutes. After the program starts ok, you can see your current position! At this point, you can