Tips: Audio Jacks: Red Ring Jack is for RECORDING Audio or Microphone-Input - UNVERIFIED. Green Ring Jack is for MONITORING Audio Sounds of Recording using smoe form of Ear Jacks.
Tips: Menu > Exposure Set Guide, when set to "ON" will display the F-Stops available to the camera and allows you to select a preferred F-Stop to use.
Tips: Menu > Toolbox > Rec. Media Set. > Auto Switch Media - If you are using Dual SD Cards, this setting will set the camera to continue recording photos amd videos to the other SD Card, when the first SD Card is FULL, Automatically.
Tips: Grid Lines - Menu > Grid Lines > Rule of 3rds Grid - Will superimpose grid lines to monitor screen to help better center image.
Tips: Disable Wifi - Menu > Airplane Mode > Set to ON - Will DISABLE WiFi, Bluetooth and will extend the battery lilfe.
Tips: Back Button Focusing - [Step 1] Menu > AF w/ Shutter > OFF. / [Step 2] Menu > Custom Key (Shoot) > AF On Button > ON.
Tips: Change F-Stop/Shutter Speed Buttons - Menu > Dial Seaup - can switch the dial function for the Shutter Speed dial and for the function to the F-Stop dial. By DEFAULT: The front right apin-dial is set to adjust the F-Stop; and the rear right spin-dial is set to adjust the Shutter Speed.
Tips: If yu are going to be using SPOT METERING, consider using FOCUS POINT LINK, instead of CENTER. This step will then gage the lighting more specificly to the main point of focus automaticly.
[YouTUBE] - Mark Geler: A9 Custom Settings Setup - Straight out of The Box. [PDF]
Tips: Electronic Shutter Speeds: Single Frame Shooting - L: 5 fps. / M: 10 fps. / H: 20 fps.
Tips: While Sony A9 camera does have a Touch Screen, it does not function in Touch Mode when you are navigating the camera's menu system. It still requires you to use the Up/Down, Left/Right navigating Toggle Button.
Tips: The ELECTRONIC SHUTTER MODE only enables the camera to shoot in a higher number of frames per second. Making this change does not change any other aspect to how it functions, Ex. in Audible Mode -vs- Silent Mode. ALSO, If you are in Electronic Shutter Mode and you MOUNT a FLASH to the camera's shoe horn, the camera will automatically shift to a Mechnical Shutter. To make the ELECTRONIC SHUTTER MODE work properly, go to the MENU screen and under SHUTTER TYPE, where you will be able to change the shutter type to MECHANICAL SHUTTER.

-- UNCONFIRMED TIP --
Tips: When a flash device has not been mounted to the Sony A9 camera's hot-shoe mount, the camera will operate undar all normally available shutter speeds to the camera. To enable this same availability of shutter speeds while using an external flash, the flash will need to operate in a High-Speed Sync. The Sony A9 camera will restrict the shutter speed to nothing faster than 1/250 second if you are using a flash device where the the HSS setting has been set to OFF.

Tips: Sony Flash: [HVL-F60RM] - In Auto Focus Assist, The LED Lights on the front side of the Flash is there to aid the AF capability of the camera, when shot in low light situations.
Tips: Sony Flash: [HVL-F60RM] - AF will not fuction if the camera can not detect contrast within the image. The LED Lights also WILL NOT FUNCTION when the camera is set to AF-C Mode.
Tips: Sony Flash: [HVL-F60RM] - a). The Flash's Power Level can only be Adjusted, when in MANUAL > WIDE MODE. This task is performed on the flash unit b). When the Flash is in TTL MODE, - both Exposure Compenstion Dials [+/-] (for the Flash and for the Camera) will affect the Flash's Power Level used.
Tips: Sony Flash: [HVL-F60RM] - When the White Flash Hood is mounted on the Flash, the Flash will adjust to ADAPT Setting in the Flash Display. [YouTUBE]
Tips: Tricks for using FLASH without KILLING Ambient Color. [YouTUBE]. Use a shutter speed that is slower than your general Flash Photography. [Example: 1/160 instead of 1/250 second - [Website].

Tony Northop: Single Flash Portraits on a Budget - [YouTUBE] / [Website] / BOOK: [Amazon]

Tips: Sony Flash: [HVL-F60RM] - Consuder setting the Flash in MANUAL MODE, and the Power Level set at 1/8 power. I photographed material on my couch two feet away from where I was sitting and got a propper level of contrast in the image.
Tips: Sony Flash: [HVL-F60RM] - Consuder setting the Flash in MANUAL MODE, and the Power Level set at 1/2 powr. I photographed random things in my apartment at about 10 feet away and near the ceiling of the room, while sitting on the couch and again I got propper lighting to the items being photographed.
Tips: Flash: MANUAL > WIDE > HSS [OFF] > DISTANCE[ 8.2 - 10.0 Ft ] / Camera: Shutter Priority > Shutter Speed: 1/250 Sec. > ISO: 1600 gives very good results.

Consider when photographing a headshot at 300mm, using Flash Settings: TTL / AUTO Zoom Mode. Aadjust the Flash's Power Level, if needed, through the Camera's Exposure Compensation Dial. For the Camera, consider using Shutter Mode to lock in 1/250 sec. As the flash will be in TTL Mode, you will be able to adjust the flash's power, if necessary, by using the camera's +/- Exposure Compensation dial.

Fill-Flash -
Auto Flash -
Rear-Sync -
Slow-Sync -
Flash-Off -

Sony FE 200-600mm F5.6-6.3 G OSS
Sony FE 100-400mm F4.5-5.6 GM OSS
Sony FE 70-200mm F2.8 GM OSS
Sony FE 70-200mm F4 G OSS
Sony FE 70-300mm F4.5-5.6 G OSS
Sony FE 400mm F2.8 GM OSS
Sony FE 600mm F4 GM OSS
Sony E 70-350mm F4.5-6.3 G OSS
Sony E 18–200mm F3.5–6.3 OSS LE
Sony E 55-210mm F4.5-6.3 OSS